-
1
-
-
0041152088
-
-
Using enzymes: for reviews, see: (a) Carrea, G.; Riva, S. Angew. Chem., Int. Ed. 2000, 39, 2226-2254. (b) Enzyme Catalysis in Organic Synthesis: Drauz, K., Waldmann, H., Eds.; VCH: Weinheim, Germany, 1995. Illustrative examples: (c) Enders, D.; Nguyen, D. Synthesis 2000, 2092-2098. (d) Itoh, T.; Sakabe, K.; Kudo, K.; Zagatti, P.; Renou, M. Tetrahedron Lett. 1998, 39, 4071-4074. (e) Takagi, Y.; Teramoto, J.; Kihara, H.; Itoh, T.; Tsukube, H. Tetrahedron Lett. 1996, 37, 4991-4992. (f) Takahata, H.; Uchida, Y.; Momose, T. Tetrahedron Lett. 1992, 33, 3331-3332. This procedure is optimal when coupled with in situ racemization; for a recent example and leading references, see: (g) Choi, J. H.; Choi, Y. K.; Kim, Y. K.; Park, E. S.; Kim, E. J.; Kim, M.-J.; Park, J. J. Org. Chem. 2004, 69, 1972-1977.
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Angew. Chem., Int. Ed.
, vol.39
, pp. 2226-2254
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Carrea, G.1
Riva, S.2
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2
-
-
1642276211
-
-
VCH: Weinheim, Germany
-
Using enzymes: for reviews, see: (a) Carrea, G.; Riva, S. Angew. Chem., Int. Ed. 2000, 39, 2226-2254. (b) Enzyme Catalysis in Organic Synthesis: Drauz, K., Waldmann, H., Eds.; VCH: Weinheim, Germany, 1995. Illustrative examples: (c) Enders, D.; Nguyen, D. Synthesis 2000, 2092-2098. (d) Itoh, T.; Sakabe, K.; Kudo, K.; Zagatti, P.; Renou, M. Tetrahedron Lett. 1998, 39, 4071-4074. (e) Takagi, Y.; Teramoto, J.; Kihara, H.; Itoh, T.; Tsukube, H. Tetrahedron Lett. 1996, 37, 4991-4992. (f) Takahata, H.; Uchida, Y.; Momose, T. Tetrahedron Lett. 1992, 33, 3331-3332. This procedure is optimal when coupled with in situ racemization; for a recent example and leading references, see: (g) Choi, J. H.; Choi, Y. K.; Kim, Y. K.; Park, E. S.; Kim, E. J.; Kim, M.-J.; Park, J. J. Org. Chem. 2004, 69, 1972-1977.
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(1995)
Enzyme Catalysis in Organic Synthesis
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Drauz, K.1
Waldmann, H.2
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3
-
-
0034532619
-
-
Using enzymes: for reviews, see: (a) Carrea, G.; Riva, S. Angew. Chem., Int. Ed. 2000, 39, 2226-2254. (b) Enzyme Catalysis in Organic Synthesis: Drauz, K., Waldmann, H., Eds.; VCH: Weinheim, Germany, 1995. Illustrative examples: (c) Enders, D.; Nguyen, D. Synthesis 2000, 2092-2098. (d) Itoh, T.; Sakabe, K.; Kudo, K.; Zagatti, P.; Renou, M. Tetrahedron Lett. 1998, 39, 4071-4074. (e) Takagi, Y.; Teramoto, J.; Kihara, H.; Itoh, T.; Tsukube, H. Tetrahedron Lett. 1996, 37, 4991-4992. (f) Takahata, H.; Uchida, Y.; Momose, T. Tetrahedron Lett. 1992, 33, 3331-3332. This procedure is optimal when coupled with in situ racemization; for a recent example and leading references, see: (g) Choi, J. H.; Choi, Y. K.; Kim, Y. K.; Park, E. S.; Kim, E. J.; Kim, M.-J.; Park, J. J. Org. Chem. 2004, 69, 1972-1977.
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(2000)
Synthesis
, pp. 2092-2098
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Enders, D.1
Nguyen, D.2
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4
-
-
0032482489
-
-
Using enzymes: for reviews, see: (a) Carrea, G.; Riva, S. Angew. Chem., Int. Ed. 2000, 39, 2226-2254. (b) Enzyme Catalysis in Organic Synthesis: Drauz, K., Waldmann, H., Eds.; VCH: Weinheim, Germany, 1995. Illustrative examples: (c) Enders, D.; Nguyen, D. Synthesis 2000, 2092-2098. (d) Itoh, T.; Sakabe, K.; Kudo, K.; Zagatti, P.; Renou, M. Tetrahedron Lett. 1998, 39, 4071-4074. (e) Takagi, Y.; Teramoto, J.; Kihara, H.; Itoh, T.; Tsukube, H. Tetrahedron Lett. 1996, 37, 4991-4992. (f) Takahata, H.; Uchida, Y.; Momose, T. Tetrahedron Lett. 1992, 33, 3331-3332. This procedure is optimal when coupled with in situ racemization; for a recent example and leading references, see: (g) Choi, J. H.; Choi, Y. K.; Kim, Y. K.; Park, E. S.; Kim, E. J.; Kim, M.-J.; Park, J. J. Org. Chem. 2004, 69, 1972-1977.
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(1998)
Tetrahedron Lett.
, vol.39
, pp. 4071-4074
-
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Itoh, T.1
Sakabe, K.2
Kudo, K.3
Zagatti, P.4
Renou, M.5
-
5
-
-
0000468692
-
-
Using enzymes: for reviews, see: (a) Carrea, G.; Riva, S. Angew. Chem., Int. Ed. 2000, 39, 2226-2254. (b) Enzyme Catalysis in Organic Synthesis: Drauz, K., Waldmann, H., Eds.; VCH: Weinheim, Germany, 1995. Illustrative examples: (c) Enders, D.; Nguyen, D. Synthesis 2000, 2092-2098. (d) Itoh, T.; Sakabe, K.; Kudo, K.; Zagatti, P.; Renou, M. Tetrahedron Lett. 1998, 39, 4071-4074. (e) Takagi, Y.; Teramoto, J.; Kihara, H.; Itoh, T.; Tsukube, H. Tetrahedron Lett. 1996, 37, 4991-4992. (f) Takahata, H.; Uchida, Y.; Momose, T. Tetrahedron Lett. 1992, 33, 3331-3332. This procedure is optimal when coupled with in situ racemization; for a recent example and leading references, see: (g) Choi, J. H.; Choi, Y. K.; Kim, Y. K.; Park, E. S.; Kim, E. J.; Kim, M.-J.; Park, J. J. Org. Chem. 2004, 69, 1972-1977.
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(1996)
Tetrahedron Lett.
, vol.37
, pp. 4991-4992
-
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Takagi, Y.1
Teramoto, J.2
Kihara, H.3
Itoh, T.4
Tsukube, H.5
-
6
-
-
0026725103
-
-
Using enzymes: for reviews, see: (a) Carrea, G.; Riva, S. Angew. Chem., Int. Ed. 2000, 39, 2226-2254. (b) Enzyme Catalysis in Organic Synthesis: Drauz, K., Waldmann, H., Eds.; VCH: Weinheim, Germany, 1995. Illustrative examples: (c) Enders, D.; Nguyen, D. Synthesis 2000, 2092-2098. (d) Itoh, T.; Sakabe, K.; Kudo, K.; Zagatti, P.; Renou, M. Tetrahedron Lett. 1998, 39, 4071-4074. (e) Takagi, Y.; Teramoto, J.; Kihara, H.; Itoh, T.; Tsukube, H. Tetrahedron Lett. 1996, 37, 4991-4992. (f) Takahata, H.; Uchida, Y.; Momose, T. Tetrahedron Lett. 1992, 33, 3331-3332. This procedure is optimal when coupled with in situ racemization; for a recent example and leading references, see: (g) Choi, J. H.; Choi, Y. K.; Kim, Y. K.; Park, E. S.; Kim, E. J.; Kim, M.-J.; Park, J. J. Org. Chem. 2004, 69, 1972-1977.
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(1992)
Tetrahedron Lett.
, vol.33
, pp. 3331-3332
-
-
Takahata, H.1
Uchida, Y.2
Momose, T.3
-
7
-
-
1642276211
-
-
Using enzymes: for reviews, see: (a) Carrea, G.; Riva, S. Angew. Chem., Int. Ed. 2000, 39, 2226-2254. (b) Enzyme Catalysis in Organic Synthesis: Drauz, K., Waldmann, H., Eds.; VCH: Weinheim, Germany, 1995. Illustrative examples: (c) Enders, D.; Nguyen, D. Synthesis 2000, 2092-2098. (d) Itoh, T.; Sakabe, K.; Kudo, K.; Zagatti, P.; Renou, M. Tetrahedron Lett. 1998, 39, 4071-4074. (e) Takagi, Y.; Teramoto, J.; Kihara, H.; Itoh, T.; Tsukube, H. Tetrahedron Lett. 1996, 37, 4991-4992. (f) Takahata, H.; Uchida, Y.; Momose, T. Tetrahedron Lett. 1992, 33, 3331-3332. This procedure is optimal when coupled with in situ racemization; for a recent example and leading references, see: (g) Choi, J. H.; Choi, Y. K.; Kim, Y. K.; Park, E. S.; Kim, E. J.; Kim, M.-J.; Park, J. J. Org. Chem. 2004, 69, 1972-1977.
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(2004)
J. Org. Chem.
, vol.69
, pp. 1972-1977
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Choi, J.H.1
Choi, Y.K.2
Kim, Y.K.3
Park, E.S.4
Kim, E.J.5
Kim, M.-J.6
Park, J.7
-
8
-
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0002041453
-
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Ojima, I., Ed.; Wiley-VCH: New York, Chapter 6A
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Using chemical catalysts, see inter alia: (a) Johnson, R. A.; Sharpless, K. B. In Catalytic Asymmetric Synthesis, 2nd ed.; Ojima, I., Ed.; Wiley-VCH: New York, 2000; Chapter 6A. (b) Fischer, C.; Defieber, C.; Suzuki, T.; Carreira, E. M. J. Am. Chem. Soc. 2004, 126, 1628-1629. (c) Martín, V. S.; Ode, J. M.; Palazón, J. M.; Soler, M. A. Tetrahedron: Asymmetry 1992, 3, 573-580.
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(2000)
Catalytic Asymmetric Synthesis, 2nd Ed.
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Johnson, R.A.1
Sharpless, K.B.2
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9
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1242276444
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Using chemical catalysts, see inter alia: (a) Johnson, R. A.; Sharpless, K. B. In Catalytic Asymmetric Synthesis, 2nd ed.; Ojima, I., Ed.; Wiley-VCH: New York, 2000; Chapter 6A. (b) Fischer, C.; Defieber, C.; Suzuki, T.; Carreira, E. M. J. Am. Chem. Soc. 2004, 126, 1628-1629. (c) Martín, V. S.; Ode, J. M.; Palazón, J. M.; Soler, M. A. Tetrahedron: Asymmetry 1992, 3, 573-580.
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(2004)
J. Am. Chem. Soc.
, vol.126
, pp. 1628-1629
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Fischer, C.1
Defieber, C.2
Suzuki, T.3
Carreira, E.M.4
-
10
-
-
0026526050
-
-
Using chemical catalysts, see inter alia: (a) Johnson, R. A.; Sharpless, K. B. In Catalytic Asymmetric Synthesis, 2nd ed.; Ojima, I., Ed.; Wiley-VCH: New York, 2000; Chapter 6A. (b) Fischer, C.; Defieber, C.; Suzuki, T.; Carreira, E. M. J. Am. Chem. Soc. 2004, 126, 1628-1629. (c) Martín, V. S.; Ode, J. M.; Palazón, J. M.; Soler, M. A. Tetrahedron: Asymmetry 1992, 3, 573-580.
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(1992)
Tetrahedron: Asymmetry
, vol.3
, pp. 573-580
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Martín, V.S.1
Ode, J.M.2
Palazón, J.M.3
Soler, M.A.4
-
11
-
-
0041780219
-
-
For other representative methods, see: (a) Boyall, D.; Lopez, F.; Sasaki, H.; Frantz, D.; Carreira, E. M. Org. Lett. 2000, 2, 4233-4236. (b) Corey, E. J.; Guzman-Perez, A.; Lazerwith, S. E. J. Am. Chem. Soc. 1997, 119, 11769-11776. (c) RajanBabu, T. V.; Nugent, W. A. J. Am. Chem. Soc. 1994, 116, 986-997. (d) Busche-Hünnefeld, J. L.; Seebach, D. Tetrahedron 1992, 48, 5719-5730. (e) Oppolzer, W.; Radinov, R. N. Tetrahedron Lett. 1988, 29, 5645-5648.
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(2000)
Org. Lett.
, vol.2
, pp. 4233-4236
-
-
Boyall, D.1
Lopez, F.2
Sasaki, H.3
Frantz, D.4
Carreira, E.M.5
-
12
-
-
0031438010
-
-
For other representative methods, see: (a) Boyall, D.; Lopez, F.; Sasaki, H.; Frantz, D.; Carreira, E. M. Org. Lett. 2000, 2, 4233-4236. (b) Corey, E. J.; Guzman-Perez, A.; Lazerwith, S. E. J. Am. Chem. Soc. 1997, 119, 11769-11776. (c) RajanBabu, T. V.; Nugent, W. A. J. Am. Chem. Soc. 1994, 116, 986-997. (d) Busche-Hünnefeld, J. L.; Seebach, D. Tetrahedron 1992, 48, 5719-5730. (e) Oppolzer, W.; Radinov, R. N. Tetrahedron Lett. 1988, 29, 5645-5648.
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(1997)
J. Am. Chem. Soc.
, vol.119
, pp. 11769-11776
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Corey, E.J.1
Guzman-Perez, A.2
Lazerwith, S.E.3
-
13
-
-
0040155755
-
-
For other representative methods, see: (a) Boyall, D.; Lopez, F.; Sasaki, H.; Frantz, D.; Carreira, E. M. Org. Lett. 2000, 2, 4233-4236. (b) Corey, E. J.; Guzman-Perez, A.; Lazerwith, S. E. J. Am. Chem. Soc. 1997, 119, 11769-11776. (c) RajanBabu, T. V.; Nugent, W. A. J. Am. Chem. Soc. 1994, 116, 986-997. (d) Busche-Hünnefeld, J. L.; Seebach, D. Tetrahedron 1992, 48, 5719-5730. (e) Oppolzer, W.; Radinov, R. N. Tetrahedron Lett. 1988, 29, 5645-5648.
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(1994)
J. Am. Chem. Soc.
, vol.116
, pp. 986-997
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Rajanbabu, T.V.1
Nugent, W.A.2
-
14
-
-
0000969786
-
-
For other representative methods, see: (a) Boyall, D.; Lopez, F.; Sasaki, H.; Frantz, D.; Carreira, E. M. Org. Lett. 2000, 2, 4233-4236. (b) Corey, E. J.; Guzman-Perez, A.; Lazerwith, S. E. J. Am. Chem. Soc. 1997, 119, 11769-11776. (c) RajanBabu, T. V.; Nugent, W. A. J. Am. Chem. Soc. 1994, 116, 986-997. (d) Busche-Hünnefeld, J. L.; Seebach, D. Tetrahedron 1992, 48, 5719-5730. (e) Oppolzer, W.; Radinov, R. N. Tetrahedron Lett. 1988, 29, 5645-5648.
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(1992)
Tetrahedron
, vol.48
, pp. 5719-5730
-
-
Busche-Hünnefeld, J.L.1
Seebach, D.2
-
15
-
-
0000059122
-
-
For other representative methods, see: (a) Boyall, D.; Lopez, F.; Sasaki, H.; Frantz, D.; Carreira, E. M. Org. Lett. 2000, 2, 4233-4236. (b) Corey, E. J.; Guzman-Perez, A.; Lazerwith, S. E. J. Am. Chem. Soc. 1997, 119, 11769-11776. (c) RajanBabu, T. V.; Nugent, W. A. J. Am. Chem. Soc. 1994, 116, 986-997. (d) Busche-Hünnefeld, J. L.; Seebach, D. Tetrahedron 1992, 48, 5719-5730. (e) Oppolzer, W.; Radinov, R. N. Tetrahedron Lett. 1988, 29, 5645-5648.
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(1988)
Tetrahedron Lett.
, vol.29
, pp. 5645-5648
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-
Oppolzer, W.1
Radinov, R.N.2
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16
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0242500920
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(a) López, F.; Ohmura, T.; Hartwig, J. F. J. Am. Chem. Soc. 2003, 125, 3426-3427.
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López, F.1
Ohmura, T.2
Hartwig, J.F.3
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17
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0034639986
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(b) Trost, B. M.; Tsui, H.-C.; Toste, F. D. J. Am. Chem. Soc. 2000, 122, 3534-3535.
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Trost, B.M.1
Tsui, H.-C.2
Toste, F.D.3
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20
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4644229326
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(a) Shu, C.; Hartwig, J. F. Angew. Chem., Int. Ed. 2004, 43, 4794-4797.
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Angew. Chem., Int. Ed.
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Shu, C.1
Hartwig, J.F.2
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22
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0032501425
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(c) Trost, B. M.; McEachern, E. J.; Toste, F. D. J. Am. Chem. Soc. 1998, 120, 12702-12703.
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Trost, B.M.1
McEachern, E.J.2
Toste, F.D.3
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23
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8644276255
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(a) Kirsch, S. F.; Overman, L. E.; Watson, M. P. J. Org. Chem. 2004, 69, 8101-8104.
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J. Org. Chem.
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Kirsch, S.F.1
Overman, L.E.2
Watson, M.P.3
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26
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14844323264
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-
submitted
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(b) Anderson, C. E.; Kirsch, S. F.; Overman, L. E.; Richards, C. J.; Watson, M. P. Organic Synthesis, submitted.
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Organic Synthesis
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Anderson, C.E.1
Kirsch, S.F.2
Overman, L.E.3
Richards, C.J.4
Watson, M.P.5
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27
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14844327051
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-
note
-
2 at room temperature with 2.5 equiv of AgOAc, followed by filtration through silica gel. (S)-COP-Cl is available from Aldrich Chemical Co. (64663-6); both (S)- and (R)-COP-OAc will soon be available commercially.
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-
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28
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0023654997
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Numata, M.; Sugimoto, M.; Koike, K.; Ogawa, T. Carbohydr. Res. 1987, 163, 209-225.
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(1987)
Carbohydr. Res.
, vol.163
, pp. 209-225
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Numata, M.1
Sugimoto, M.2
Koike, K.3
Ogawa, T.4
-
29
-
-
14844304901
-
-
note
-
When carried out under these conditions, (Z)-allylic trichloroacetimidates 1a-g provided the corresponding allylic acetates 3a-g in 82-99% yields.
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-
-
-
31
-
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1542713051
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Denmark, S. E.; Stavenger, R. A.; Faucher, A.-M.; Edwards, J. P. J. Org. Chem. 1997, 62, 3375-3389.
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J. Org. Chem.
, vol.62
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-
Denmark, S.E.1
Stavenger, R.A.2
Faucher, A.-M.3
Edwards, J.P.4
-
32
-
-
14844284765
-
-
note
-
2 is likely responsible for the moderate yield in forming 3j (entry 9).
-
-
-
-
33
-
-
14844300360
-
-
note
-
In the presence of water (>0.01% v/v), (Z)-hex-2-enyl trichloroacetate was identified as a minor byproduct (1a + 2a → 3a). This byproduct was not formed when commercial glacial acetic acid (contains <0.01% acetic anhydride) was used.
-
-
-
-
34
-
-
14844334726
-
-
note
-
The limits of detection by this method are approximately 1000:1.
-
-
-
-
35
-
-
14844314296
-
-
note
-
2 >4.5 M, the branched:unbranched ratio decreases markedly.
-
-
-
-
36
-
-
14844293657
-
-
note
-
Trichloroacetamide was identified as a product by GC analysis.
-
-
-
-
37
-
-
14844295139
-
-
note
-
1.
-
-
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-
38
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84985624827
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-
Schmidt, R. R.; Michel, J. Angew. Chem., Int. Ed. Engl. 1980, 19, 731-732.
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(1980)
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, vol.19
, pp. 731-732
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Schmidt, R.R.1
Michel, J.2
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