-
1
-
-
0002991196
-
-
For reviews see: (a) Tomioka, K. Synthesis 1990, 541. (b) Rossiter, B. E.; Swingle, N. M. Chem. Rev. 1992, 92, 771. For recent reports of additions to imines see: (c) Denmark, S. E.; Nakajima, N.; Nicaise, O. J.-C. J. Am. Chem. Soc. 1994, 116, 8797. (d) Inoue, I.; Shindo, M.; Koga, K.; Tomioka, K. Tetrahedron 1994, 50, 4429.
-
(1990)
Synthesis
, pp. 541
-
-
Tomioka, K.1
-
2
-
-
0001040147
-
-
For reviews see: (a) Tomioka, K. Synthesis 1990, 541. (b) Rossiter, B. E.; Swingle, N. M. Chem. Rev. 1992, 92, 771. For recent reports of additions to imines see: (c) Denmark, S. E.; Nakajima, N.; Nicaise, O. J.-C. J. Am. Chem. Soc. 1994, 116, 8797. (d) Inoue, I.; Shindo, M.; Koga, K.; Tomioka, K. Tetrahedron 1994, 50, 4429.
-
(1992)
Chem. Rev.
, vol.92
, pp. 771
-
-
Rossiter, B.E.1
Swingle, N.M.2
-
3
-
-
0000034072
-
-
For reviews see: (a) Tomioka, K. Synthesis 1990, 541. (b) Rossiter, B. E.; Swingle, N. M. Chem. Rev. 1992, 92, 771. For recent reports of additions to imines see: (c) Denmark, S. E.; Nakajima, N.; Nicaise, O. J.-C. J. Am. Chem. Soc. 1994, 116, 8797. (d) Inoue, I.; Shindo, M.; Koga, K.; Tomioka, K. Tetrahedron 1994, 50, 4429.
-
(1994)
J. Am. Chem. Soc.
, vol.116
, pp. 8797
-
-
Denmark, S.E.1
Nakajima, N.2
Nicaise, O.J.-C.3
-
4
-
-
0028300897
-
-
For reviews see: (a) Tomioka, K. Synthesis 1990, 541. (b) Rossiter, B. E.; Swingle, N. M. Chem. Rev. 1992, 92, 771. For recent reports of additions to imines see: (c) Denmark, S. E.; Nakajima, N.; Nicaise, O. J.-C. J. Am. Chem. Soc. 1994, 116, 8797. (d) Inoue, I.; Shindo, M.; Koga, K.; Tomioka, K. Tetrahedron 1994, 50, 4429.
-
(1994)
Tetrahedron
, vol.50
, pp. 4429
-
-
Inoue, I.1
Shindo, M.2
Koga, K.3
Tomioka, K.4
-
5
-
-
12444317008
-
-
(a) Tomioka, K.; Shindo, M.; Koga, K. J. Am. Chem. Soc. 1989, 111, 8266.
-
(1989)
J. Am. Chem. Soc.
, vol.111
, pp. 8266
-
-
Tomioka, K.1
Shindo, M.2
Koga, K.3
-
6
-
-
30744431634
-
-
(b) Tomioka, K.; Shindo, M.; Koga, K. Tetrahedron Lett. 1993, 34, 681.
-
(1993)
Tetrahedron Lett.
, vol.34
, pp. 681
-
-
Tomioka, K.1
Shindo, M.2
Koga, K.3
-
7
-
-
0002109140
-
-
Birch reduction/alkylation of benzoic acid derivatives: For a review see (a) Rabideau, P. W.; Marcinow, Z. Org. React. 1992, 42, 1. For chiral examples see: (b) Schultz, A. G.; Macielag, M.; Sundararaman, P.; Taveras, A. G.; Welch, M. J. Am. Chem. Soc. 1988, 110, 7828 and references cited therein.
-
(1992)
Org. React.
, vol.42
, pp. 1
-
-
Rabideau, P.W.1
Marcinow, Z.2
-
8
-
-
0000252241
-
-
and references cited therein
-
Birch reduction/alkylation of benzoic acid derivatives: For a review see (a) Rabideau, P. W.; Marcinow, Z. Org. React. 1992, 42, 1. For chiral examples see: (b) Schultz, A. G.; Macielag, M.; Sundararaman, P.; Taveras, A. G.; Welch, M. J. Am. Chem. Soc. 1988, 110, 7828 and references cited therein.
-
(1988)
J. Am. Chem. Soc.
, vol.110
, pp. 7828
-
-
Schultz, A.G.1
Macielag, M.2
Sundararaman, P.3
Taveras, A.G.4
Welch, M.5
-
9
-
-
5244315231
-
-
Trost, B. M., Fleming, I., Eds.; Pergamon Press: Oxford
-
3 complexes see: Semmelhack, M. F. In Comprehensive Organometallic Chemistry; Trost, B. M., Fleming, I., Eds.; Pergamon Press: Oxford, 1995; Vol. 12, p 517.
-
(1995)
Comprehensive Organometallic Chemistry
, vol.12
, pp. 517
-
-
Semmelhack, M.F.1
-
10
-
-
84987539043
-
-
(a) Kundig, E. P.; Cunningham, A. F., Jr.; Paglia, P.; Simmons, D. P. Helv. Chim. Acta 1990, 73, 386.
-
(1990)
Helv. Chim. Acta
, vol.73
, pp. 386
-
-
Kundig, E.P.1
Cunningham Jr., A.F.2
Paglia, P.3
Simmons, D.P.4
-
11
-
-
0343911078
-
-
(b) Kundig, E. P.; Inage, M.; Bernadinelli, G. Organometallics 1991, 10, 2921.
-
(1991)
Organometallics
, vol.10
, pp. 2921
-
-
Kundig, E.P.1
Inage, M.2
Bernadinelli, G.3
-
12
-
-
0000412631
-
-
Kundig, E. P.; Ripa, A.; Liu, R.; Bernardinelli, G. J. Org. Chem. 1994, 59, 4773.
-
(1994)
J. Org. Chem.
, vol.59
, pp. 4773
-
-
Kundig, E.P.1
Ripa, A.2
Liu, R.3
Bernardinelli, G.4
-
13
-
-
33748237883
-
-
Kundig, E. P.; Ripa, A.; Bernardinelli, G. Angew. Chem., Intl. Ed. Engl. 1992, 31, 1071.
-
(1992)
Angew. Chem., Intl. Ed. Engl.
, vol.31
, pp. 1071
-
-
Kundig, E.P.1
Ripa, A.2
Bernardinelli, G.3
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14
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0000920450
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(-)-Sparteine (3): Fluka. For a recent example of the catalytic use of sparteine in asymmetric additions to aldehyde imines see ref 1c. For recent references of the use of sparteine in enantioselective deprotonations see: (a) Beak, P.; Kerrick, S. T.; Wu, S.; Chu, J. J. Am. Chem. Soc. 1994, 116, 3231. (b) Guarnieri, W.; Grehl, M.; Hoppe, D. Angew. Chem., Intl. Ed. Engl. 1994, 33, 1734.
-
(1994)
J. Am. Chem. Soc.
, vol.116
, pp. 3231
-
-
Beak, P.1
Kerrick, S.T.2
Wu, S.3
Chu, J.4
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15
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-
33749120146
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(-)-Sparteine (3): Fluka. For a recent example of the catalytic use of sparteine in asymmetric additions to aldehyde imines see ref 1c. For recent references of the use of sparteine in enantioselective deprotonations see: (a) Beak, P.; Kerrick, S. T.; Wu, S.; Chu, J. J. Am. Chem. Soc. 1994, 116, 3231. (b) Guarnieri, W.; Grehl, M.; Hoppe, D. Angew. Chem., Intl. Ed. Engl. 1994, 33, 1734.
-
(1994)
Angew. Chem., Intl. Ed. Engl.
, vol.33
, pp. 1734
-
-
Guarnieri, W.1
Grehl, M.2
Hoppe, D.3
-
16
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85033863703
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-
Diol (1R,2R)-9 is available commercially (Fluka)
-
Ether (1R,2R)-4, (1S,2S)-5, and (1S,2S)-6 were obtained in high yield from the diols (1R,2R)-9, (1S,2S)-10, and (1S,2S)-11, respectively (all >99% ee), by reaction with NaH and dimethyl sulfate, (a) Diol (1R,2R)-9 is available commercially (Fluka). (b) Diol (1S,2S)-10 was obtained by a literature procedure: Seemayer, R., Schneider, M. P. J. Chem. Soc., Chem. Commun. 1991, 49. (c) Diol (1S,2S)-11 was obtained by a literature procedure: Sharpless, K. B.; Amberg, W.; Bennani, Y. L.; Crispino, G. A.; Hartung, J.; Jeong, K.-S.; Kwong, H.-L.; Morikawa, K.; Wang, Z.-M.; Xu, D.; Zhang, X.-L. J. Org. Chem. 1992, 57, 2768. (d) For previous application of 4 and 6 as chiral ligands for organolithium reagent additions to naphthalenes see ref 2.
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-
-
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17
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0042893446
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Ether (1R,2R)-4, (1S,2S)-5, and (1S,2S)-6 were obtained in high yield from the diols (1R,2R)-9, (1S,2S)-10, and (1S,2S)-11, respectively (all >99% ee), by reaction with NaH and dimethyl sulfate, (a) Diol (1R,2R)-9 is available commercially (Fluka). (b) Diol (1S,2S)-10 was obtained by a literature procedure: Seemayer, R., Schneider, M. P. J. Chem. Soc., Chem. Commun. 1991, 49. (c) Diol (1S,2S)-11 was obtained by a literature procedure: Sharpless, K. B.; Amberg, W.; Bennani, Y. L.; Crispino, G. A.; Hartung, J.; Jeong, K.-S.; Kwong, H.-L.; Morikawa, K.; Wang, Z.-M.; Xu, D.; Zhang, X.-L. J. Org. Chem. 1992, 57, 2768. (d) For previous application of 4 and 6 as chiral ligands for organolithium reagent additions to naphthalenes see ref 2.
-
(1991)
J. Chem. Soc., Chem. Commun.
, pp. 49
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Seemayer, R.1
Schneider, M.P.2
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18
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0141712450
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Ether (1R,2R)-4, (1S,2S)-5, and (1S,2S)-6 were obtained in high yield from the diols (1R,2R)-9, (1S,2S)-10, and (1S,2S)-11, respectively (all >99% ee), by reaction with NaH and dimethyl sulfate, (a) Diol (1R,2R)-9 is available commercially (Fluka). (b) Diol (1S,2S)-10 was obtained by a literature procedure: Seemayer, R., Schneider, M. P. J. Chem. Soc., Chem. Commun. 1991, 49. (c) Diol (1S,2S)-11 was obtained by a literature procedure: Sharpless, K. B.; Amberg, W.; Bennani, Y. L.; Crispino, G. A.; Hartung, J.; Jeong, K.-S.; Kwong, H.-L.; Morikawa, K.; Wang, Z.-M.; Xu, D.; Zhang, X.-L. J. Org. Chem. 1992, 57, 2768. (d) For previous application of 4 and 6 as chiral ligands for organolithium reagent additions to naphthalenes see ref 2.
-
(1992)
J. Org. Chem.
, vol.57
, pp. 2768
-
-
Sharpless, K.B.1
Amberg, W.2
Bennani, Y.L.3
Crispino, G.A.4
Hartung, J.5
Jeong, K.-S.6
Kwong, H.-L.7
Morikawa, K.8
Wang, Z.-M.9
Xu, D.10
Zhang, X.-L.11
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19
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85033858445
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-
For previous application of 4 and 6 as chiral ligands for organolithium reagent additions to naphthalenes see ref 2
-
Ether (1R,2R)-4, (1S,2S)-5, and (1S,2S)-6 were obtained in high yield from the diols (1R,2R)-9, (1S,2S)-10, and (1S,2S)-11, respectively (all >99% ee), by reaction with NaH and dimethyl sulfate, (a) Diol (1R,2R)-9 is available commercially (Fluka). (b) Diol (1S,2S)-10 was obtained by a literature procedure: Seemayer, R., Schneider, M. P. J. Chem. Soc., Chem. Commun. 1991, 49. (c) Diol (1S,2S)-11 was obtained by a literature procedure: Sharpless, K. B.; Amberg, W.; Bennani, Y. L.; Crispino, G. A.; Hartung, J.; Jeong, K.-S.; Kwong, H.-L.; Morikawa, K.; Wang, Z.-M.; Xu, D.; Zhang, X.-L. J. Org. Chem. 1992, 57, 2768. (d) For previous application of 4 and 6 as chiral ligands for organolithium reagent additions to naphthalenes see ref 2.
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20
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0000160409
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3 complexes by alkyl Li reagents/chiral ligands or by chiral amide bases see: (a) Price, D. A.; Simpkins, N S.; MacLeod, A. M.; Watt, A. P. J. Org. Chem. 1994, 59, 1961. b) Kundig, E. P.; Quattropani, A. Tetrahedron Lett. 1994, 35, 3497. (c) Uemura, M.; Hayashi, Y.; Hayashi, Y. Tetrahedron Asymm. 1994, 5, 1427. (d) Schmalz, H. G.; Schellhaas, K. Tetrahedron Lett. 1995, 36, 5515
-
(1994)
J. Org. Chem.
, vol.59
, pp. 1961
-
-
Price, D.A.1
Simpkins, N.S.2
MacLeod, A.M.3
Watt, A.P.4
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21
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0028364184
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3 complexes by alkyl Li reagents/chiral ligands or by chiral amide bases see: (a) Price, D. A.; Simpkins, N S.; MacLeod, A. M.; Watt, A. P. J. Org. Chem. 1994, 59, 1961. b) Kundig, E. P.; Quattropani, A. Tetrahedron Lett. 1994, 35, 3497. (c) Uemura, M.; Hayashi, Y.; Hayashi, Y. Tetrahedron Asymm. 1994, 5, 1427. (d) Schmalz, H. G.; Schellhaas, K. Tetrahedron Lett. 1995, 36, 5515
-
(1994)
Tetrahedron Lett.
, vol.35
, pp. 3497
-
-
Kundig, E.P.1
Quattropani, A.2
-
22
-
-
0028030735
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-
3 complexes by alkyl Li reagents/chiral ligands or by chiral amide bases see: (a) Price, D. A.; Simpkins, N S.; MacLeod, A. M.; Watt, A. P. J. Org. Chem. 1994, 59, 1961. b) Kundig, E. P.; Quattropani, A. Tetrahedron Lett. 1994, 35, 3497. (c) Uemura, M.; Hayashi, Y.; Hayashi, Y. Tetrahedron Asymm. 1994, 5, 1427. (d) Schmalz, H. G.; Schellhaas, K. Tetrahedron Lett. 1995, 36, 5515
-
(1994)
Tetrahedron Asymm.
, vol.5
, pp. 1427
-
-
Uemura, M.1
Hayashi, Y.2
Hayashi, Y.3
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23
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-
0029090807
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-
3 complexes by alkyl Li reagents/chiral ligands or by chiral amide bases see: (a) Price, D. A.; Simpkins, N S.; MacLeod, A. M.; Watt, A. P. J. Org. Chem. 1994, 59, 1961. b) Kundig, E. P.; Quattropani, A. Tetrahedron Lett. 1994, 35, 3497. (c) Uemura, M.; Hayashi, Y.; Hayashi, Y. Tetrahedron Asymm. 1994, 5, 1427. (d) Schmalz, H. G.; Schellhaas, K. Tetrahedron Lett. 1995, 36, 5515
-
(1995)
Tetrahedron Lett.
, vol.36
, pp. 5515
-
-
Schmalz, H.G.1
Schellhaas, K.2
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24
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5244339620
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3 complexes, but compared to imines, hydrazones are far more resistant to nonoxidative hydrolyis. Kundig, E. P.; Liu, R.; Ripa, A. Helv. Chim. Acta 1992, 75, 2675.
-
(1992)
Helv. Chim. Acta
, vol.75
, pp. 2675
-
-
Kundig, E.P.1
Liu, R.2
Ripa, A.3
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25
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85033855101
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Enantioselectivities need to be high though. A significant convenience of diastereoselective reactions lies in the easy product separation of diastereomeric products
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Enantioselectivities need to be high though. A significant convenience of diastereoselective reactions lies in the easy product separation of diastereomeric products.
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