BINAP/AgOTf/KF/18-crown-6 as new bifunctional catalysts for asymmetric Sakurai-Hosomi allylation and Mukaiyama aldol reaction

Journal of Organic Chemistry

Volumn 68, Issue 14, 2003, Pages 5593-5601

  Wadamoto, Manabu ^a,c   Ozasa, Nobuko ^a   Yanagisawa, Akira ^b   Yamamoto, Hisashi ^a,c  

^a NAGOYA UNIVERSITY   (Japan)

^b CHIBA UNIVERSITY   (Japan)

^c UNIVERSITY OF CHICAGO   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CATALYSIS; CATALYSTS; REACTION KINETICS;

ALLYLATION;

AROMATIC HYDROCARBONS;

ALDEHYDE; CROWN ETHER DERIVATIVE; FLUORIDE; SILANE DERIVATIVE;

ALDOL REACTION; ALLYLATION; ARTICLE; CATALYSIS; CATALYST; CHEMICAL ANALYSIS; CHEMICAL REACTION; CHEMICAL STRUCTURE; ENANTIOSELECTIVITY; REACTION ANALYSIS; STEREOCHEMISTRY;

EID: 0038337784     PISSN: 00223263     EISSN: None     Source Type: Journal    
DOI: 10.1021/jo020691c     Document Type: Article

References (112)

1. Reviews for catalytic asymmetric allylations: (a) Roush, W. R. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 1. (b) Yamamoto, Y.; Asao, N. Chem. Rev. 1993, 93, 2207. (c) Bach, T. Angew. Chem., Int. Ed. Engl. 1994, 33, 417. (d) Hoppe, D. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1357. (e) Hoveyda, A. H.; Morken, J. P. Angew. Chem., Int. Ed. Engl. 1996, 35, 1262. (f) Cozzi, P. G.; Tagliavini, E.; Umani-Ronchi, A. Gazz. Chim. Ital. 1997, 127, 247. (g) Yanagisawa, A. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer: Heidelberg, Germany, 1999; Vol. 2, p 965. (h) Denmark, S. E.; Almostead, N. G. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 10, p 299. (i) Chemler, S. R.; Roush, W. R. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 11, p 403. (j) Lewis Acids in Organic Synthesis; Yamamoto, H., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Vols. 1 and 2.
2. Reviews for catalytic asymmetric allylations: (a) Roush, W. R. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 1. (b) Yamamoto, Y.; Asao, N. Chem. Rev. 1993, 93, 2207. (c) Bach, T. Angew. Chem., Int. Ed. Engl. 1994, 33, 417. (d) Hoppe, D. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1357. (e) Hoveyda, A. H.; Morken, J. P. Angew. Chem., Int. Ed. Engl. 1996, 35, 1262. (f) Cozzi, P. G.; Tagliavini, E.; Umani-Ronchi, A. Gazz. Chim. Ital. 1997, 127, 247. (g) Yanagisawa, A. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer: Heidelberg, Germany, 1999; Vol. 2, p 965. (h) Denmark, S. E.; Almostead, N. G. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 10, p 299. (i) Chemler, S. R.; Roush, W. R. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 11, p 403. (j) Lewis Acids in Organic Synthesis; Yamamoto, H., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Vols. 1 and 2.
3. Reviews for catalytic asymmetric allylations: (a) Roush, W. R. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 1. (b) Yamamoto, Y.; Asao, N. Chem. Rev. 1993, 93, 2207. (c) Bach, T. Angew. Chem., Int. Ed. Engl. 1994, 33, 417. (d) Hoppe, D. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1357. (e) Hoveyda, A. H.; Morken, J. P. Angew. Chem., Int. Ed. Engl. 1996, 35, 1262. (f) Cozzi, P. G.; Tagliavini, E.; Umani-Ronchi, A. Gazz. Chim. Ital. 1997, 127, 247. (g) Yanagisawa, A. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer: Heidelberg, Germany, 1999; Vol. 2, p 965. (h) Denmark, S. E.; Almostead, N. G. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 10, p 299. (i) Chemler, S. R.; Roush, W. R. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 11, p 403. (j) Lewis Acids in Organic Synthesis; Yamamoto, H., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Vols. 1 and 2.
4. Reviews for catalytic asymmetric allylations: (a) Roush, W. R. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 1. (b) Yamamoto, Y.; Asao, N. Chem. Rev. 1993, 93, 2207. (c) Bach, T. Angew. Chem., Int. Ed. Engl. 1994, 33, 417. (d) Hoppe, D. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1357. (e) Hoveyda, A. H.; Morken, J. P. Angew. Chem., Int. Ed. Engl. 1996, 35, 1262. (f) Cozzi, P. G.; Tagliavini, E.; Umani-Ronchi, A. Gazz. Chim. Ital. 1997, 127, 247. (g) Yanagisawa, A. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer: Heidelberg, Germany, 1999; Vol. 2, p 965. (h) Denmark, S. E.; Almostead, N. G. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 10, p 299. (i) Chemler, S. R.; Roush, W. R. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 11, p 403. (j) Lewis Acids in Organic Synthesis; Yamamoto, H., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Vols. 1 and 2.
5. Reviews for catalytic asymmetric allylations: (a) Roush, W. R. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 1. (b) Yamamoto, Y.; Asao, N. Chem. Rev. 1993, 93, 2207. (c) Bach, T. Angew. Chem., Int. Ed. Engl. 1994, 33, 417. (d) Hoppe, D. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1357. (e) Hoveyda, A. H.; Morken, J. P. Angew. Chem., Int. Ed. Engl. 1996, 35, 1262. (f) Cozzi, P. G.; Tagliavini, E.; Umani-Ronchi, A. Gazz. Chim. Ital. 1997, 127, 247. (g) Yanagisawa, A. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer: Heidelberg, Germany, 1999; Vol. 2, p 965. (h) Denmark, S. E.; Almostead, N. G. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 10, p 299. (i) Chemler, S. R.; Roush, W. R. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 11, p 403. (j) Lewis Acids in Organic Synthesis; Yamamoto, H., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Vols. 1 and 2.
6. Reviews for catalytic asymmetric allylations: (a) Roush, W. R. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 1. (b) Yamamoto, Y.; Asao, N. Chem. Rev. 1993, 93, 2207. (c) Bach, T. Angew. Chem., Int. Ed. Engl. 1994, 33, 417. (d) Hoppe, D. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1357. (e) Hoveyda, A. H.; Morken, J. P. Angew. Chem., Int. Ed. Engl. 1996, 35, 1262. (f) Cozzi, P. G.; Tagliavini, E.; Umani-Ronchi, A. Gazz. Chim. Ital. 1997, 127, 247. (g) Yanagisawa, A. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer: Heidelberg, Germany, 1999; Vol. 2, p 965. (h) Denmark, S. E.; Almostead, N. G. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 10, p 299. (i) Chemler, S. R.; Roush, W. R. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 11, p 403. (j) Lewis Acids in Organic Synthesis; Yamamoto, H., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Vols. 1 and 2.
7. Reviews for catalytic asymmetric allylations: (a) Roush, W. R. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 1. (b) Yamamoto, Y.; Asao, N. Chem. Rev. 1993, 93, 2207. (c) Bach, T. Angew. Chem., Int. Ed. Engl. 1994, 33, 417. (d) Hoppe, D. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1357. (e) Hoveyda, A. H.; Morken, J. P. Angew. Chem., Int. Ed. Engl. 1996, 35, 1262. (f) Cozzi, P. G.; Tagliavini, E.; Umani-Ronchi, A. Gazz. Chim. Ital. 1997, 127, 247. (g) Yanagisawa, A. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer: Heidelberg, Germany, 1999; Vol. 2, p 965. (h) Denmark, S. E.; Almostead, N. G. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 10, p 299. (i) Chemler, S. R.; Roush, W. R. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 11, p 403. (j) Lewis Acids in Organic Synthesis; Yamamoto, H., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Vols. 1 and 2.
8. Reviews for catalytic asymmetric allylations: (a) Roush, W. R. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 1. (b) Yamamoto, Y.; Asao, N. Chem. Rev. 1993, 93, 2207. (c) Bach, T. Angew. Chem., Int. Ed. Engl. 1994, 33, 417. (d) Hoppe, D. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1357. (e) Hoveyda, A. H.; Morken, J. P. Angew. Chem., Int. Ed. Engl. 1996, 35, 1262. (f) Cozzi, P. G.; Tagliavini, E.; Umani-Ronchi, A. Gazz. Chim. Ital. 1997, 127, 247. (g) Yanagisawa, A. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer: Heidelberg, Germany, 1999; Vol. 2, p 965. (h) Denmark, S. E.; Almostead, N. G. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 10, p 299. (i) Chemler, S. R.; Roush, W. R. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 11, p 403. (j) Lewis Acids in Organic Synthesis; Yamamoto, H., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Vols. 1 and 2.
9. Reviews for catalytic asymmetric allylations: (a) Roush, W. R. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 1. (b) Yamamoto, Y.; Asao, N. Chem. Rev. 1993, 93, 2207. (c) Bach, T. Angew. Chem., Int. Ed. Engl. 1994, 33, 417. (d) Hoppe, D. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1357. (e) Hoveyda, A. H.; Morken, J. P. Angew. Chem., Int. Ed. Engl. 1996, 35, 1262. (f) Cozzi, P. G.; Tagliavini, E.; Umani-Ronchi, A. Gazz. Chim. Ital. 1997, 127, 247. (g) Yanagisawa, A. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer: Heidelberg, Germany, 1999; Vol. 2, p 965. (h) Denmark, S. E.; Almostead, N. G. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 10, p 299. (i) Chemler, S. R.; Roush, W. R. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 11, p 403. (j) Lewis Acids in Organic Synthesis; Yamamoto, H., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Vols. 1 and 2.
10. Reviews for catalytic asymmetric allylations: (a) Roush, W. R. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 1. (b) Yamamoto, Y.; Asao, N. Chem. Rev. 1993, 93, 2207. (c) Bach, T. Angew. Chem., Int. Ed. Engl. 1994, 33, 417. (d) Hoppe, D. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1357. (e) Hoveyda, A. H.; Morken, J. P. Angew. Chem., Int. Ed. Engl. 1996, 35, 1262. (f) Cozzi, P. G.; Tagliavini, E.; Umani-Ronchi, A. Gazz. Chim. Ital. 1997, 127, 247. (g) Yanagisawa, A. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer: Heidelberg, Germany, 1999; Vol. 2, p 965. (h) Denmark, S. E.; Almostead, N. G. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 10, p 299. (i) Chemler, S. R.; Roush, W. R. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinhein, Germany, 2000; Chapter 11, p 403. (j) Lewis Acids in Organic Synthesis; Yamamoto, H., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Vols. 1 and 2.
11. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
12. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
13. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
14. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
15. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
16. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
17. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
18. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
19. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
20. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
21. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
22. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
23. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
24. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
25. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
26. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
27. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
28. Notable examples of chiral Lewis acid-catalyzed asymmetric allylations with allylic trimethylsilanes: (a) Furuta, K.; Mouri, M.; Yamamoto, H. Synlett 1991, 561. (b) Ishihara, K.; Mouri, M.; Gao, Q.; Maruyama, T.; Furuta, K.; Yamamoto, H. J. Am. Chem. Soc. 1993, 115, 11490. (c) Aoki, S.; Mikami, K.; Terada, M.; Nakai, T. Tetrahedron 1993, 49, 1783. (d) Gauthier, D. R., Jr.; Carreira E. M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2363. See also: (e) Duthaler, R. O.; Hafner, A. Angew. Chem., Int. Ed. Engl. 1997, 36, 43. Notable examples of chiral Lewis base-catalyzed asymmetric allylations with allylic trichlorosilanes: (f) Denmark, S. E.; Coe, D. M.; Pratt, N. E.; Griedel, B. D. J. Org. Chem. 1994, 59, 6161. (g) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kobayashi, Y. Tetrahedron Lett. 1996, 37, 5149. (h) Iseki, K.; Kuroki, Y.; Takahashi, M.; Kishimoto, S.; Kobayashi, Y. Tetrahedron 1997, 53, 3513. (i) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron Lett. 1998, 39, 2767. (j) Nakajima, M.; Saito, M.; Shiro, M.; Hashimoto, S. J. Am. Chem. Soc. 1998, 120, 6419. (k) Iseki, K.; Mizuno, S.; Kuroki, Y.; Kobayashi, Y. Tetrahedron 1999, 55, 977. (l) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2000, 122, 12021. (m) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 9488. (n) Denmark, S. E.; Fu, J. J. Am. Chem. Soc. 2001, 123, 6199. Catalytic asymmetric Nozaki-Hiyama reactions with chromium catalysts: (o) Bandini, M.; Cozzi, P. G.; Melchiorre, P.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 1999, 38, 3357. (p) Bandini, M.; Cozzi, P. G.; Umani-Ronchi, A. Angew. Chem., Int. Ed. 2000, 38, 2327. Asymmetric allyl-transfer reactions; (q) Nokami, J.; Ohga, M.; Nakamoto, H.; Matsubara, T.; Hussain, I.; Kataoka, K. J. Am. Chem. Soc. 2001, 123, 9168. (r) Loh, T.-P.; Hu, Q.-Y.; Chok, Y.-K.; Tan, K.-T. Tetrahedron Lett. 2001, 42, 9277.
29. Review for catalytic asymmetric aldol reactions: Gennari, C. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 629. Reviews for catalytic asymmetric aldol reactions with silyl enol ethers or ketene silyl acetals: (b) Hollis, T. K.; Bosnich, B. J. Am. Chem. Soc. 1995, 117, 4570. (c) Braun, M. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1730. (d) Nelson, S. G. Tetrahedron: Asymmetry 1998, 9, 357. (e) Gröger, H.; Vogl, E. M.; Shibasaki, M. Chem. Eur. J. 1998, 4, 1137. (f) Mahrwald, R. Chem. Rev. 1999, 99, 1095. (g) Carreira, E. M. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer; Heidelberg, Germany, 1999; Vol. 3, p 997. (h) Arya, P.; Qin, H. Tetrahedron 2000, 56, 917. (i) Machajewski, T. D.; Wong, C.-H. Angew. Chem., Int. Ed. 2000, 39, 1353. (j) Carreira, E. M. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Chapter 8, p 227.
30. Review for catalytic asymmetric aldol reactions: Gennari, C. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 629. Reviews for catalytic asymmetric aldol reactions with silyl enol ethers or ketene silyl acetals: (b) Hollis, T. K.; Bosnich, B. J. Am. Chem. Soc. 1995, 117, 4570. (c) Braun, M. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1730. (d) Nelson, S. G. Tetrahedron: Asymmetry 1998, 9, 357. (e) Gröger, H.; Vogl, E. M.; Shibasaki, M. Chem. Eur. J. 1998, 4, 1137. (f) Mahrwald, R. Chem. Rev. 1999, 99, 1095. (g) Carreira, E. M. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer; Heidelberg, Germany, 1999; Vol. 3, p 997. (h) Arya, P.; Qin, H. Tetrahedron 2000, 56, 917. (i) Machajewski, T. D.; Wong, C.-H. Angew. Chem., Int. Ed. 2000, 39, 1353. (j) Carreira, E. M. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Chapter 8, p 227.
31. Review for catalytic asymmetric aldol reactions: (a) Gennari, C. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 629. Reviews for catalytic asymmetric aldol reactions with silyl enol ethers or ketene silyl acetals: (b) Hollis, T. K.; Bosnich, B. J. Am. Chem. Soc. 1995, 117, 4570. (c) Braun, M. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1730. (d) Nelson, S. G. Tetrahedron: Asymmetry 1998, 9, 357. (e) Gröger, H.; Vogl, E. M.; Shibasaki, M. Chem. Eur. J. 1998, 4, 1137. (f) Mahrwald, R. Chem. Rev. 1999, 99, 1095. (g) Carreira, E. M. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer; Heidelberg, Germany, 1999; Vol. 3, p 997. (h) Arya, P.; Qin, H. Tetrahedron 2000, 56, 917. (i) Machajewski, T. D.; Wong, C.-H. Angew. Chem., Int. Ed. 2000, 39, 1353. (j) Carreira, E. M. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Chapter 8, p 227.
32. Review for catalytic asymmetric aldol reactions: Gennari, C. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 629. Reviews for catalytic asymmetric aldol reactions with silyl enol ethers or ketene silyl acetals: (b) Hollis, T. K.; Bosnich, B. J. Am. Chem. Soc. 1995, 117, 4570. (c) Braun, M. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1730. (d) Nelson, S. G. Tetrahedron: Asymmetry 1998, 9, 357. (e) Gröger, H.; Vogl, E. M.; Shibasaki, M. Chem. Eur. J. 1998, 4, 1137. (f) Mahrwald, R. Chem. Rev. 1999, 99, 1095. (g) Carreira, E. M. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer; Heidelberg, Germany, 1999; Vol. 3, p 997. (h) Arya, P.; Qin, H. Tetrahedron 2000, 56, 917. (i) Machajewski, T. D.; Wong, C.-H. Angew. Chem., Int. Ed. 2000, 39, 1353. (j) Carreira, E. M. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Chapter 8, p 227.
33. Review for catalytic asymmetric aldol reactions: Gennari, C. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 629. Reviews for catalytic asymmetric aldol reactions with silyl enol ethers or ketene silyl acetals: (b) Hollis, T. K.; Bosnich, B. J. Am. Chem. Soc. 1995, 117, 4570. (c) Braun, M. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1730. (d) Nelson, S. G. Tetrahedron: Asymmetry 1998, 9, 357. (e) Gröger, H.; Vogl, E. M.; Shibasaki, M. Chem. Eur. J. 1998, 4, 1137. (f) Mahrwald, R. Chem. Rev. 1999, 99, 1095. (g) Carreira, E. M. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer; Heidelberg, Germany, 1999; Vol. 3, p 997. (h) Arya, P.; Qin, H. Tetrahedron 2000, 56, 917. (i) Machajewski, T. D.; Wong, C.-H. Angew. Chem., Int. Ed. 2000, 39, 1353. (j) Carreira, E. M. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Chapter 8, p 227.
34. Review for catalytic asymmetric aldol reactions: Gennari, C. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 629. Reviews for catalytic asymmetric aldol reactions with silyl enol ethers or ketene silyl acetals: (b) Hollis, T. K.; Bosnich, B. J. Am. Chem. Soc. 1995, 117, 4570. (c) Braun, M. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1730. (d) Nelson, S. G. Tetrahedron: Asymmetry 1998, 9, 357. (e) Gröger, H.; Vogl, E. M.; Shibasaki, M. Chem. Eur. J. 1998, 4, 1137. (f) Mahrwald, R. Chem. Rev. 1999, 99, 1095. (g) Carreira, E. M. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer; Heidelberg, Germany, 1999; Vol. 3, p 997. (h) Arya, P.; Qin, H. Tetrahedron 2000, 56, 917. (i) Machajewski, T. D.; Wong, C.-H. Angew. Chem., Int. Ed. 2000, 39, 1353. (j) Carreira, E. M. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Chapter 8, p 227.
35. Review for catalytic asymmetric aldol reactions: Gennari, C. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 629. Reviews for catalytic asymmetric aldol reactions with silyl enol ethers or ketene silyl acetals: (b) Hollis, T. K.; Bosnich, B. J. Am. Chem. Soc. 1995, 117, 4570. (c) Braun, M. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1730. (d) Nelson, S. G. Tetrahedron: Asymmetry 1998, 9, 357. (e) Gröger, H.; Vogl, E. M.; Shibasaki, M. Chem. Eur. J. 1998, 4, 1137. (f) Mahrwald, R. Chem. Rev. 1999, 99, 1095. (g) Carreira, E. M. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer; Heidelberg, Germany, 1999; Vol. 3, p 997. (h) Arya, P.; Qin, H. Tetrahedron 2000, 56, 917. (i) Machajewski, T. D.; Wong, C.-H. Angew. Chem., Int. Ed. 2000, 39, 1353. (j) Carreira, E. M. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Chapter 8, p 227.
36. Review for catalytic asymmetric aldol reactions: Gennari, C. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 629. Reviews for catalytic asymmetric aldol reactions with silyl enol ethers or ketene silyl acetals: (b) Hollis, T. K.; Bosnich, B. J. Am. Chem. Soc. 1995, 117, 4570. (c) Braun, M. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1730. (d) Nelson, S. G. Tetrahedron: Asymmetry 1998, 9, 357. (e) Gröger, H.; Vogl, E. M.; Shibasaki, M. Chem. Eur. J. 1998, 4, 1137. (f) Mahrwald, R. Chem. Rev. 1999, 99, 1095. (g) Carreira, E. M. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer; Heidelberg, Germany, 1999; Vol. 3, p 997. (h) Arya, P.; Qin, H. Tetrahedron 2000, 56, 917. (i) Machajewski, T. D.; Wong, C.-H. Angew. Chem., Int. Ed. 2000, 39, 1353. (j) Carreira, E. M. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Chapter 8, p 227.
37. Review for catalytic asymmetric aldol reactions: Gennari, C. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 629. Reviews for catalytic asymmetric aldol reactions with silyl enol ethers or ketene silyl acetals: (b) Hollis, T. K.; Bosnich, B. J. Am. Chem. Soc. 1995, 117, 4570. (c) Braun, M. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1730. (d) Nelson, S. G. Tetrahedron: Asymmetry 1998, 9, 357. (e) Gröger, H.; Vogl, E. M.; Shibasaki, M. Chem. Eur. J. 1998, 4, 1137. (f) Mahrwald, R. Chem. Rev. 1999, 99, 1095. (g) Carreira, E. M. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer; Heidelberg, Germany, 1999; Vol. 3, p 997. (h) Arya, P.; Qin, H. Tetrahedron 2000, 56, 917. (i) Machajewski, T. D.; Wong, C.-H. Angew. Chem., Int. Ed. 2000, 39, 1353. (j) Carreira, E. M. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Chapter 8, p 227.
38. Review for catalytic asymmetric aldol reactions: Gennari, C. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: Oxford, UK, 1991; Vol. 2, p 629. Reviews for catalytic asymmetric aldol reactions with silyl enol ethers or ketene silyl acetals: (b) Hollis, T. K.; Bosnich, B. J. Am. Chem. Soc. 1995, 117, 4570. (c) Braun, M. In Houben-Weyl: Methods of Organic Chemistry; Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Georg Thieme Verlag: Stuttgart, Germany, 1995; Vol. E21, p 1730. (d) Nelson, S. G. Tetrahedron: Asymmetry 1998, 9, 357. (e) Gröger, H.; Vogl, E. M.; Shibasaki, M. Chem. Eur. J. 1998, 4, 1137. (f) Mahrwald, R. Chem. Rev. 1999, 99, 1095. (g) Carreira, E. M. In Comprehensive Asymmetric Catalysis; Jacobsen, E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer; Heidelberg, Germany, 1999; Vol. 3, p 997. (h) Arya, P.; Qin, H. Tetrahedron 2000, 56, 917. (i) Machajewski, T. D.; Wong, C.-H. Angew. Chem., Int. Ed. 2000, 39, 1353. (j) Carreira, E. M. In Modern Carbonyl Chemistry; Otera, J., Ed.; Wiley-VCH: Weinheim, Germany, 2000; Chapter 8, p 227.
39. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
40. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w)
41. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
42. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
43. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
44. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
45. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
46. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
47. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
48. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
49. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
50. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
51. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
52. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
53. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
54. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
55. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
56. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
57. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
58. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
59. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
60. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
61. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
62. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
63. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
64. Reviews for chiral Lewis base-catalyzed asymmetric aldol reactions with trichlorosilyl enol ethers: (a) Denmark, S. E.; Stavenger, R. A.; Su, X.; Wong, K.-T.; Nishigaichi, Y. Pure Appl. Chem. 1998, 70, 1469. (b) Denmark, S. E.; Stavenger, R. A. Acc. Chem. Res. 2000, 33, 432. Chiral rhodium catalysts: (c) Reetz, M. T.; Vougioukas, A. E. Tetrahedron Lett. 1987 28, 793. Chiral palladium catalysts: (d) Sodeoka, M.; Ohrai, K.; Shibasaki, M. J. Org. Chem. 1995, 60, 2648. (e) Sodeoka, M.; Tokunoh, R.; Miyazaki, F.; Hagiwara, E.; Shibasaki, M. Synlett 1997, 463. (f) Sodeoka, M.; Shibasaki, M. Pure Appl. Chem. 1998, 70, 414. (g) Fujii A.; Sodeoka, M. Tetrahedron Lett. 1999, 40, 8011. See also: (h) Hagiwara, E.; Fujii, A.; Sodeoka, M. J. Am. Chem. Soc. 1998, 120, 2474. (i) Fujii, A.; Hagiwara, E.; Sodeoka, M. J. Am. Chem. Soc. 1999, 121, 5450. Chiral platinum catalysts: (j) Fujimura, O. J. Am. Chem. Soc. 1998, 120, 10032. Reviews on direct catalytic asymmetric aldol reactions of aldehydes with unmodified ketones: (k) Groger, H.; Wilken, J. Angew. Chem., Int. Ed. 2001, 40, 529. (l) List, B. Synlett 2001, 1675. Recent examples of direct catalytic asymmetric aldol reactions of aldehydes: (m) Yamada, Y. M. A.; Yoshikawa, N.; Sasai, H.; Shibasaki, M. Angew. Chem., Int. Ed. Engl. 1997, 36, 1871. (n) Yamada, Y. M. A.; Shibasaki, M. Tetrahedron Lett. 1998, 39, 5561. (o) Yoshikawa, N.; Yamada, Y. M. A.; Das, J.; Sasai, H.; Shibasaki, M. J. Am. Chem. Soc. 1999, 121, 4168. (p) List, B.; Lerner, R. A.; Barbas, C. F., III J. Am. Chem. Soc. 2000, 122, 2395. (q) Notz, W.; List, B. J. Am. Chem. Soc. 2000, 122, 7386. (r) List, B.; Pojarliev, P.; Castello, C. Org. Lett. 2001, 3, 573. (s) Saito, S.; Nakadai, M.; Yamamoto, H. Synlett 2001, 1245. (t) Trost, B. M.; Ito, H. J. Am. Chem. Soc. 2000, 122, 12003. (u) Trost, B. M.; Ito, H.; Silcoff, E. R. J. Am. Chem. Soc. 2001, 123, 3367. (v) Trost, B. M.; Silcoff, E. R.; Ito, H. Org. Lett. 2001, 3, 2497. (w) Yoshikawa, N.; Kumagai, N.; Matsunaga, S.; Moll, G.; Ohshima, T.; Suzuki, T.; Shibasaki, M. J. Am. Chem. Soc. 2001, 123, 2466. (x) Kumagai, N.; Matsunaga, S.; Yoshikawa, N.; Ohshima, T.; Shibasaki, M. Org. Lett. 2001, 3, 1539. (y) Suzuki, T.; Yamagiwa, N.; Matsuo, Y.; Sakamoto, S.; Yamaguchi, K.; Shibasaki, M.; Noyori, R. Tetrahedron Lett. 2001, 42, 4669. (z) Yoshikawa, N.; Shibasaki, M. Tetrahedron 2001, 57, 2569.
65. (a) Yanagisawa, A.; Nakashima, H.; Ishiba, A.; Yamamoto, H. J. Am. Chem. Soc. 1996, 118, 4723. (b) Yanagisawa, A.; Nakashima, H.; Nakatsuka, Y.; Ishiba, A.; Yamamoto, H. Bull. Chem. Soc. Jpn. 2001, 1129. (c) Yanagisawa, A.; Matsumoto, Y.; Nakashima, H.; Asakawa, K.; Yamamoto, H. J. Am. Chem. Soc. 1997, 119, 9319. (d) Yanagisawa, A.; Matsumoto, Y.; Asakawa, K.; Yamamoto, H. J. Am. Chem. Soc. 1999, 121, 892. Since these communications appeared, other papers on chiral silver-catalyzed asymmetric allylation have been reported: (e) Shi, M.; Sui, W.-S. Tetrahedron: Asymmetry 2000, 11, 773. (f) Loh, T.-P.; Zhou, J.-R. Tetrahedron Lett. 2000, 41, 5261.
66. (a) Yanagisawa, A.; Nakashima, H.; Ishiba, A.; Yamamoto, H. J. Am. Chem. Soc. 1996, 118, 4723. (b) Yanagisawa, A.; Nakashima, H.; Nakatsuka, Y.; Ishiba, A.; Yamamoto, H. Bull. Chem. Soc. Jpn. 2001, 1129. (c) Yanagisawa, A.; Matsumoto, Y.; Nakashima, H.; Asakawa, K.; Yamamoto, H. J. Am. Chem. Soc. 1997, 119, 9319. (d) Yanagisawa, A.; Matsumoto, Y.; Asakawa, K.; Yamamoto, H. J. Am. Chem. Soc. 1999, 121, 892. Since these communications appeared, other papers on chiral silver-catalyzed asymmetric allylation have been reported: (e) Shi, M.; Sui, W.-S. Tetrahedron: Asymmetry 2000, 11, 773. (f) Loh, T.-P.; Zhou, J.-R. Tetrahedron Lett. 2000, 41, 5261.
67. (a) Yanagisawa, A.; Nakashima, H.; Ishiba, A.; Yamamoto, H. J. Am. Chem. Soc. 1996, 118, 4723. (b) Yanagisawa, A.; Nakashima, H.; Nakatsuka, Y.; Ishiba, A.; Yamamoto, H. Bull. Chem. Soc. Jpn. 2001, 1129. (c) Yanagisawa, A.; Matsumoto, Y.; Nakashima, H.; Asakawa, K.; Yamamoto, H. J. Am. Chem. Soc. 1997, 119, 9319. (d) Yanagisawa, A.; Matsumoto, Y.; Asakawa, K.; Yamamoto, H. J. Am. Chem. Soc. 1999, 121, 892. Since these communications appeared, other papers on chiral silver-catalyzed asymmetric allylation have been reported: (e) Shi, M.; Sui, W.-S. Tetrahedron: Asymmetry 2000, 11, 773. (f) Loh, T.-P.; Zhou, J.-R. Tetrahedron Lett. 2000, 41, 5261.
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