1-Phosphino-2-sulfenylferrocenes as planar chiral ligands in enantioselective palladium-catalyzed allylic substitutions

Journal of Organic Chemistry

Volumn 68, Issue 9, 2003, Pages 3679-3686

  García Mancheño, Olga ^a   Priego, Julián ^a   Cabrera, Silvia ^a   Gómez Arrayás, Ramón ^a   Llamas, Tomás ^a   Carretero, Juan Carlos ^a  

^a UNIVERSIDAD AUTÓNOMA DE MADRID   (Spain)

Author keywords

[No Author keywords available]

Indexed keywords

ENANTIOSELECTIVITY;

CATALYSTS; NUCLEAR MAGNETIC RESONANCE; PALLADIUM; SUBSTITUTION REACTIONS; SYNTHESIS (CHEMICAL);

ORGANIC COMPOUNDS;

1 PHOSPHINO 2 SULFENYLFERROCENE DERIVATIVE; FERROCENE DERIVATIVE; PALLADIUM; UNCLASSIFIED DRUG;

ARTICLE; CATALYSIS; CHIRALITY; COMPLEX FORMATION; ENANTIOSELECTIVITY; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; SYNTHESIS; X RAY DIFFRACTION;

EID: 0037414501     PISSN: 00223263     EISSN: None     Source Type: Journal    
DOI: 10.1021/jo0340657     Document Type: Article

References (83)

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7. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
8. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
9. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
10. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
11. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
12. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
13. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
14. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
15. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
16. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
17. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
18. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
19. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
20. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
21. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
22. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
23. For some recent publications on chiral thioethers as ligands in palladium chemistry, see: (a) Dawson, G. J.; Frost, C. G.; Martin, C. J.; Williams, J. M. J.; Coote, S. J. Tetrahedron Lett. 1993, 34, 7793-7796. (b) Allen, J. V.; Bower, J. F.; Williams, J. M. J. Tetrahedron: Asymmetry 1994, 5, 1895-1898. (c) Chelucci, G.; Cabras, M. A. Tetrahedron: Asymmetry 1996, 7, 965-966. (d) Morimoto, T.; Tachibana, K.; Achiwa, K. Synlett 1997, 783-785. (e) Albinati, A.; Eckert, J.; Pregosin, P.; Rüegger, H.; Salzmann, R.; Stössel, C. Organometallics 1997, 16, 579-590. (f) Chesney, A.; Bryce, M. R.; Chubb, R. W. J.; Batsanov, A. S.; Howard, J. A. K. Tetrahedron: Asymmetry 1997, 8, 2337-2346. (g) Boog-Wick, K.; Pregosin, P.; Trabesinger, G. Organometallics 1998, 17, 3254-3264. (h) You, S.-L.; Zhou, Y.-G.; Hou, X.-L.; Dai, L.-X. Chem. Commun. 1998, 2765-2766. (i) Koning, B.; Meetsma, A.; Kellogg, R. M. J. Org. Chem. 1998, 63, 5533-5540. (j) Hauptman, E.; Shapiro, R.; Marshall, W. Organometallics 1998, 17, 4976-4982. (k) Adams, H.; Anderson, J. C.; Cubbon, R.; James, D. S.; Mathias, J. P. J. Org. Chem. 1999, 64, 8256-8262. (l) Imai, Y.; Zhang, W.; Kida, T.; Nakatsuji, Y.; Ikeda, I. Synlett 1999, 1319-1321. (m) Saitoh, A.; Achiwa, K.; Tanaka, K.; Morimoto, T. J. Org. Chem. 2000, 65, 4227-4240. (n) Karlström, A. S. E.; Huerta, F. F.; Meuzelaar, G. J.; Bäckwall, J.-E. Synlett 2001, 923-926. (o) Jansat, S.; Gomez, M.; Muller, G.; Dieguez, M.; Aghmiz, A.; Claver, C.; Masdeu-Bulto, A. M.; Flores-Santos, L.; Martin, E.; Maestro, M. A.; Mahia, J. Tetrahedron: Asymmetry 2001, 12, 1469-1474. (p) Pàmies, O.; van Strijdonck, G. P. F.; Diéguez, M.; Deerenberg, S.; Net, G.; Ruiz, A.; Claver, C.; Kamer, P. C. J.; van Leeuwen, P. W. N. M. J. Org. Chem. 2001, 66, 8867. (q) Nakano, H.; Suzuki, Y.; Kabuto, C.; Fujita, R.; Hongo, H. J. Org. Chem. 2002, 67, 5011-5014. (r) You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. J. Org. Chem. 2002, 67, 4684-4695. (s) Page, P. C. B.; Heaney, H.; Reignier, S.; Rassias, G. A. Synlett 2003, 22-28.
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34. For other ferrocenyl sulfides, see also: (c) Spencer, J.; Gramlich, V.; Häusel, R.; Togni, A. Tetrahedron: Asymmetry 1996, 7, 41-44. (d) Dai, L.-X.; Hou, X.-L.; Deng, W.-P.; You, S.-L.; Zhou, Y.-G. Pure Appl. Chem. 1999, 71, 1401-1405.
35. Previous communication: Priego, J.; García Mancheño, O.; Cabrera, S.; Gómez Arrayás, R.; Llamas T.; Carretero, J. C. Chem. Commun. 2002, 2512-2513.
36. For some recent references on the importance of planar chirality of ferrocene ligand systems in asymmetric catalysis, see: (a) see: Hayashi, T.; Konoshi, M.; Fukushima, M.; Mise, T.; Kagotani, M.; Tajika, M.; Kumada, M. J. Am. Chem. Soc. 1982, 104, 180-186. (b) Rouble, J. C.; Latham, H. A.; Fu, G. C. J. Am. Chem. Soc. 1997, 119, 1492-1493. (c) Bolm, C.; Muñiz, K.; Seger, A.; Raabe, G.; Günther, K. J. Org. Chem. 1998, 63, 7860-7867. (d) Zhang, W.; Shimanuki, T.; Kida, T.; Nakatsuji, Y.; Ikeda, I. J. Org. Chem. 1999, 64, 6247-6251. (e) Kuwano, R.; Uemura, T.;Saitoh, M.; Ito,Y. Tetrahedron Lett. 1999, 40, 1327-1330. (f) Bolm, C.; Muñiz, K. Chem. Eur. J. 2000, 6, 2309-2316. (g) Deng, W.-P.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. Chem. Commun. 2000, 285-286. (h) Fu, G. C. Acc. Chem. Res. 2000, 33, 412-420. (i) Argouach, G.; Samuel, O.; Riant, O.; Daran, J.-C.; Kagan, H. B. Eur. J. Org. Chem. 2000, 2893-2899. (j) Deng, W.-P.; You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W.; Sun, J. J. Am. Chem. Soc. 2001, 123, 6508-6519. (k) Lo, M. M.-C.; Fu, G. C. J. Am. Chem. Soc. 2002, 124, 4572-4573. See also ref 4s.
37. For some recent references on the importance of planar chirality of ferrocene ligand systems in asymmetric catalysis, see: (a) see: Hayashi, T.; Konoshi, M.; Fukushima, M.; Mise, T.; Kagotani, M.; Tajika, M.; Kumada, M. J. Am. Chem. Soc. 1982, 104, 180-186. (b) Rouble, J. C.; Latham, H. A.; Fu, G. C. J. Am. Chem. Soc. 1997, 119, 1492-1493. (c) Bolm, C.; Muñiz, K.; Seger, A.; Raabe, G.; Günther, K. J. Org. Chem. 1998, 63, 7860-7867. (d) Zhang, W.; Shimanuki, T.; Kida, T.; Nakatsuji, Y.; Ikeda, I. J. Org. Chem. 1999, 64, 6247-6251. (e) Kuwano, R.; Uemura, T.;Saitoh, M.; Ito,Y. Tetrahedron Lett. 1999, 40, 1327-1330. (f) Bolm, C.; Muñiz, K. Chem. Eur. J. 2000, 6, 2309-2316. (g) Deng, W.-P.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. Chem. Commun. 2000, 285-286. (h) Fu, G. C. Acc. Chem. Res. 2000, 33, 412-420. (i) Argouach, G.; Samuel, O.; Riant, O.; Daran, J.-C.; Kagan, H. B. Eur. J. Org. Chem. 2000, 2893-2899. (j) Deng, W.-P.; You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W.; Sun, J. J. Am. Chem. Soc. 2001, 123, 6508-6519. (k) Lo, M. M.-C.; Fu, G. C. J. Am. Chem. Soc. 2002, 124, 4572-4573. See also ref 4s.
38. For some recent references on the importance of planar chirality of ferrocene ligand systems in asymmetric catalysis, see: (a) see: Hayashi, T.; Konoshi, M.; Fukushima, M.; Mise, T.; Kagotani, M.; Tajika, M.; Kumada, M. J. Am. Chem. Soc. 1982, 104, 180-186. (b) Rouble, J. C.; Latham, H. A.; Fu, G. C. J. Am. Chem. Soc. 1997, 119, 1492-1493. (c) Bolm, C.; Muñiz, K.; Seger, A.; Raabe, G.; Günther, K. J. Org. Chem. 1998, 63, 7860-7867. (d) Zhang, W.; Shimanuki, T.; Kida, T.; Nakatsuji, Y.; Ikeda, I. J. Org. Chem. 1999, 64, 6247-6251. (e) Kuwano, R.; Uemura, T.;Saitoh, M.; Ito,Y. Tetrahedron Lett. 1999, 40, 1327-1330. (f) Bolm, C.; Muñiz, K. Chem. Eur. J. 2000, 6, 2309-2316. (g) Deng, W.-P.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. Chem. Commun. 2000, 285-286. (h) Fu, G. C. Acc. Chem. Res. 2000, 33, 412-420. (i) Argouach, G.; Samuel, O.; Riant, O.; Daran, J.-C.; Kagan, H. B. Eur. J. Org. Chem. 2000, 2893-2899. (j) Deng, W.-P.; You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W.; Sun, J. J. Am. Chem. Soc. 2001, 123, 6508-6519. (k) Lo, M. M.-C.; Fu, G. C. J. Am. Chem. Soc. 2002, 124, 4572-4573. See also ref 4s.
39. For some recent references on the importance of planar chirality of ferrocene ligand systems in asymmetric catalysis, see: (a) see: Hayashi, T.; Konoshi, M.; Fukushima, M.; Mise, T.; Kagotani, M.; Tajika, M.; Kumada, M. J. Am. Chem. Soc. 1982, 104, 180-186. (b) Rouble, J. C.; Latham, H. A.; Fu, G. C. J. Am. Chem. Soc. 1997, 119, 1492-1493. (c) Bolm, C.; Muñiz, K.; Seger, A.; Raabe, G.; Günther, K. J. Org. Chem. 1998, 63, 7860-7867. (d) Zhang, W.; Shimanuki, T.; Kida, T.; Nakatsuji, Y.; Ikeda, I. J. Org. Chem. 1999, 64, 6247-6251. (e) Kuwano, R.; Uemura, T.;Saitoh, M.; Ito,Y. Tetrahedron Lett. 1999, 40, 1327-1330. (f) Bolm, C.; Muñiz, K. Chem. Eur. J. 2000, 6, 2309-2316. (g) Deng, W.-P.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. Chem. Commun. 2000, 285-286. (h) Fu, G. C. Acc. Chem. Res. 2000, 33, 412-420. (i) Argouach, G.; Samuel, O.; Riant, O.; Daran, J.-C.; Kagan, H. B. Eur. J. Org. Chem. 2000, 2893-2899. (j) Deng, W.-P.; You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W.; Sun, J. J. Am. Chem. Soc. 2001, 123, 6508-6519. (k) Lo, M. M.-C.; Fu, G. C. J. Am. Chem. Soc. 2002, 124, 4572-4573. See also ref 4s.
40. For some recent references on the importance of planar chirality of ferrocene ligand systems in asymmetric catalysis, see: (a) see: Hayashi, T.; Konoshi, M.; Fukushima, M.; Mise, T.; Kagotani, M.; Tajika, M.; Kumada, M. J. Am. Chem. Soc. 1982, 104, 180-186. (b) Rouble, J. C.; Latham, H. A.; Fu, G. C. J. Am. Chem. Soc. 1997, 119, 1492-1493. (c) Bolm, C.; Muñiz, K.; Seger, A.; Raabe, G.; Günther, K. J. Org. Chem. 1998, 63, 7860-7867. (d) Zhang, W.; Shimanuki, T.; Kida, T.; Nakatsuji, Y.; Ikeda, I. J. Org. Chem. 1999, 64, 6247-6251. (e) Kuwano, R.; Uemura, T.;Saitoh, M.; Ito,Y. Tetrahedron Lett. 1999, 40, 1327-1330. (f) Bolm, C.; Muñiz, K. Chem. Eur. J. 2000, 6, 2309-2316. (g) Deng, W.-P.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. Chem. Commun. 2000, 285-286. (h) Fu, G. C. Acc. Chem. Res. 2000, 33, 412-420. (i) Argouach, G.; Samuel, O.; Riant, O.; Daran, J.-C.; Kagan, H. B. Eur. J. Org. Chem. 2000, 2893-2899. (j) Deng, W.-P.; You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W.; Sun, J. J. Am. Chem. Soc. 2001, 123, 6508-6519. (k) Lo, M. M.-C.; Fu, G. C. J. Am. Chem. Soc. 2002, 124, 4572-4573. See also ref 4s.
41. For some recent references on the importance of planar chirality of ferrocene ligand systems in asymmetric catalysis, see: (a) see: Hayashi, T.; Konoshi, M.; Fukushima, M.; Mise, T.; Kagotani, M.; Tajika, M.; Kumada, M. J. Am. Chem. Soc. 1982, 104, 180-186. (b) Rouble, J. C.; Latham, H. A.; Fu, G. C. J. Am. Chem. Soc. 1997, 119, 1492-1493. (c) Bolm, C.; Muñiz, K.; Seger, A.; Raabe, G.; Günther, K. J. Org. Chem. 1998, 63, 7860-7867. (d) Zhang, W.; Shimanuki, T.; Kida, T.; Nakatsuji, Y.; Ikeda, I. J. Org. Chem. 1999, 64, 6247-6251. (e) Kuwano, R.; Uemura, T.;Saitoh, M.; Ito,Y. Tetrahedron Lett. 1999, 40, 1327-1330. (f) Bolm, C.; Muñiz, K. Chem. Eur. J. 2000, 6, 2309-2316. (g) Deng, W.-P.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. Chem. Commun. 2000, 285-286. (h) Fu, G. C. Acc. Chem. Res. 2000, 33, 412-420. (i) Argouach, G.; Samuel, O.; Riant, O.; Daran, J.-C.; Kagan, H. B. Eur. J. Org. Chem. 2000, 2893-2899. (j) Deng, W.-P.; You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W.; Sun, J. J. Am. Chem. Soc. 2001, 123, 6508-6519. (k) Lo, M. M.-C.; Fu, G. C. J. Am. Chem. Soc. 2002, 124, 4572-4573. See also ref 4s.
42. For some recent references on the importance of planar chirality of ferrocene ligand systems in asymmetric catalysis, see: (a) see: Hayashi, T.; Konoshi, M.; Fukushima, M.; Mise, T.; Kagotani, M.; Tajika, M.; Kumada, M. J. Am. Chem. Soc. 1982, 104, 180-186. (b) Rouble, J. C.; Latham, H. A.; Fu, G. C. J. Am. Chem. Soc. 1997, 119, 1492-1493. (c) Bolm, C.; Muñiz, K.; Seger, A.; Raabe, G.; Günther, K. J. Org. Chem. 1998, 63, 7860-7867. (d) Zhang, W.; Shimanuki, T.; Kida, T.; Nakatsuji, Y.; Ikeda, I. J. Org. Chem. 1999, 64, 6247-6251. (e) Kuwano, R.; Uemura, T.;Saitoh, M.; Ito,Y. Tetrahedron Lett. 1999, 40, 1327-1330. (f) Bolm, C.; Muñiz, K. Chem. Eur. J. 2000, 6, 2309-2316. (g) Deng, W.-P.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. Chem. Commun. 2000, 285-286. (h) Fu, G. C. Acc. Chem. Res. 2000, 33, 412-420. (i) Argouach, G.; Samuel, O.; Riant, O.; Daran, J.-C.; Kagan, H. B. Eur. J. Org. Chem. 2000, 2893-2899. (j) Deng, W.-P.; You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W.; Sun, J. J. Am. Chem. Soc. 2001, 123, 6508-6519. (k) Lo, M. M.-C.; Fu, G. C. J. Am. Chem. Soc. 2002, 124, 4572-4573. See also ref 4s.
43. For some recent references on the importance of planar chirality of ferrocene ligand systems in asymmetric catalysis, see: (a) see: Hayashi, T.; Konoshi, M.; Fukushima, M.; Mise, T.; Kagotani, M.; Tajika, M.; Kumada, M. J. Am. Chem. Soc. 1982, 104, 180-186. (b) Rouble, J. C.; Latham, H. A.; Fu, G. C. J. Am. Chem. Soc. 1997, 119, 1492-1493. (c) Bolm, C.; Muñiz, K.; Seger, A.; Raabe, G.; Günther, K. J. Org. Chem. 1998, 63, 7860-7867. (d) Zhang, W.; Shimanuki, T.; Kida, T.; Nakatsuji, Y.; Ikeda, I. J. Org. Chem. 1999, 64, 6247-6251. (e) Kuwano, R.; Uemura, T.;Saitoh, M.; Ito,Y. Tetrahedron Lett. 1999, 40, 1327-1330. (f) Bolm, C.; Muñiz, K. Chem. Eur. J. 2000, 6, 2309-2316. (g) Deng, W.-P.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. Chem. Commun. 2000, 285-286. (h) Fu, G. C. Acc. Chem. Res. 2000, 33, 412-420. (i) Argouach, G.; Samuel, O.; Riant, O.; Daran, J.-C.; Kagan, H. B. Eur. J. Org. Chem. 2000, 2893-2899. (j) Deng, W.-P.; You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W.; Sun, J. J. Am. Chem. Soc. 2001, 123, 6508-6519. (k) Lo, M. M.-C.; Fu, G. C. J. Am. Chem. Soc. 2002, 124, 4572-4573. See also ref 4s.
44. For some recent references on the importance of planar chirality of ferrocene ligand systems in asymmetric catalysis, see: (a) see: Hayashi, T.; Konoshi, M.; Fukushima, M.; Mise, T.; Kagotani, M.; Tajika, M.; Kumada, M. J. Am. Chem. Soc. 1982, 104, 180-186. (b) Rouble, J. C.; Latham, H. A.; Fu, G. C. J. Am. Chem. Soc. 1997, 119, 1492-1493. (c) Bolm, C.; Muñiz, K.; Seger, A.; Raabe, G.; Günther, K. J. Org. Chem. 1998, 63, 7860-7867. (d) Zhang, W.; Shimanuki, T.; Kida, T.; Nakatsuji, Y.; Ikeda, I. J. Org. Chem. 1999, 64, 6247-6251. (e) Kuwano, R.; Uemura, T.;Saitoh, M.; Ito,Y. Tetrahedron Lett. 1999, 40, 1327-1330. (f) Bolm, C.; Muñiz, K. Chem. Eur. J. 2000, 6, 2309-2316. (g) Deng, W.-P.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. Chem. Commun. 2000, 285-286. (h) Fu, G. C. Acc. Chem. Res. 2000, 33, 412-420. (i) Argouach, G.; Samuel, O.; Riant, O.; Daran, J.-C.; Kagan, H. B. Eur. J. Org. Chem. 2000, 2893-2899. (j) Deng, W.-P.; You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W.; Sun, J. J. Am. Chem. Soc. 2001, 123, 6508-6519. (k) Lo, M. M.-C.; Fu, G. C. J. Am. Chem. Soc. 2002, 124, 4572-4573. See also ref 4s.
45. For some recent references on the importance of planar chirality of ferrocene ligand systems in asymmetric catalysis, see: (a) see: Hayashi, T.; Konoshi, M.; Fukushima, M.; Mise, T.; Kagotani, M.; Tajika, M.; Kumada, M. J. Am. Chem. Soc. 1982, 104, 180-186. (b) Rouble, J. C.; Latham, H. A.; Fu, G. C. J. Am. Chem. Soc. 1997, 119, 1492-1493. (c) Bolm, C.; Muñiz, K.; Seger, A.; Raabe, G.; Günther, K. J. Org. Chem. 1998, 63, 7860-7867. (d) Zhang, W.; Shimanuki, T.; Kida, T.; Nakatsuji, Y.; Ikeda, I. J. Org. Chem. 1999, 64, 6247-6251. (e) Kuwano, R.; Uemura, T.;Saitoh, M.; Ito,Y. Tetrahedron Lett. 1999, 40, 1327-1330. (f) Bolm, C.; Muñiz, K. Chem. Eur. J. 2000, 6, 2309-2316. (g) Deng, W.-P.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. Chem. Commun. 2000, 285-286. (h) Fu, G. C. Acc. Chem. Res. 2000, 33, 412-420. (i) Argouach, G.; Samuel, O.; Riant, O.; Daran, J.-C.; Kagan, H. B. Eur. J. Org. Chem. 2000, 2893-2899. (j) Deng, W.-P.; You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W.; Sun, J. J. Am. Chem. Soc. 2001, 123, 6508-6519. (k) Lo, M. M.-C.; Fu, G. C. J. Am. Chem. Soc. 2002, 124, 4572-4573. See also ref 4s.
46. For some recent references on the importance of planar chirality of ferrocene ligand systems in asymmetric catalysis, see: (a) see: Hayashi, T.; Konoshi, M.; Fukushima, M.; Mise, T.; Kagotani, M.; Tajika, M.; Kumada, M. J. Am. Chem. Soc. 1982, 104, 180-186. (b) Rouble, J. C.; Latham, H. A.; Fu, G. C. J. Am. Chem. Soc. 1997, 119, 1492-1493. (c) Bolm, C.; Muñiz, K.; Seger, A.; Raabe, G.; Günther, K. J. Org. Chem. 1998, 63, 7860-7867. (d) Zhang, W.; Shimanuki, T.; Kida, T.; Nakatsuji, Y.; Ikeda, I. J. Org. Chem. 1999, 64, 6247-6251. (e) Kuwano, R.; Uemura, T.;Saitoh, M.; Ito,Y. Tetrahedron Lett. 1999, 40, 1327-1330. (f) Bolm, C.; Muñiz, K. Chem. Eur. J. 2000, 6, 2309-2316. (g) Deng, W.-P.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W. Chem. Commun. 2000, 285-286. (h) Fu, G. C. Acc. Chem. Res. 2000, 33, 412-420. (i) Argouach, G.; Samuel, O.; Riant, O.; Daran, J.-C.; Kagan, H. B. Eur. J. Org. Chem. 2000, 2893-2899. (j) Deng, W.-P.; You, S.-L.; Hou, X.-L.; Dai, L.-X.; Yu, Y.-H.; Xia, W.; Sun, J. J. Am. Chem. Soc. 2001, 123, 6508-6519. (k) Lo, M. M.-C.; Fu, G. C. J. Am. Chem. Soc. 2002, 124, 4572-4573. See also ref 4s.
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