-
4
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0001373911
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Ojima, I., Ed.; VCH Publishers: New York
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(b) Johnson, R. A.; Sharpless, K. B. In Catalytic Asymmetric Synthesis; Ojima, I., Ed.; VCH Publishers: New York, 1993; pp 101-158.
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(1993)
Catalytic Asymmetric Synthesis
, pp. 101-158
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Johnson, R.A.1
Sharpless, K.B.2
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5
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0002578608
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Ojima, I., Ed.; VCH Publishers: New York
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Jacobsen, E. N. In Catalytic Asymmetric Synthesis; Ojima, I., Ed.; VCH Publishers: New York, 1993; pp 159-202.
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(1993)
Catalytic Asymmetric Synthesis
, pp. 159-202
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Jacobsen, E.N.1
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6
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0030739748
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(a) Vidal-Ferran, A.; Moyano, A.; Pericàs, M. A.; Riera, A. J. Org. Chem. 1997, 62, 4970-4982.
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J. Org. Chem.
, vol.62
, pp. 4970-4982
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Vidal-Ferran, A.1
Moyano, A.2
Pericàs, M.A.3
Riera, A.4
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7
-
-
0030783295
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(b) Vidal-Ferran, A.; Moyano, A.; Pericàs, M. A.; Riera, A. Tetrahedron Lett. 1997, 38, 8773-8776.
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Vidal-Ferran, A.1
Moyano, A.2
Pericàs, M.A.3
Riera, A.4
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9
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33646809211
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-
(S)-Triphenylethylene oxide (3) is obtained in 94% ee following Jacobsen's epoxidation procedure and can be enantiomerically enriched by a single «crystallization from hexane up to >99.9% ee.
-
(S)-Triphenylethylene oxide (3) is obtained in 94% ee following Jacobsen's epoxidation procedure and can be enantiomerically enriched by a single «crystallization from hexane up to >99.9% ee.
-
-
-
-
10
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33751385834
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Chini, M.; Crotti, P.; Flippin, L. A.; Gardelli, C.; Giovani, E.; Macchia, F.; Pineschi, M. J. Org. Chem. 1993, 58, 1221-1227.
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Chini, M.1
Crotti, P.2
Flippin, L.A.3
Gardelli, C.4
Giovani, E.5
Macchia, F.6
Pineschi, M.7
-
11
-
-
33646789672
-
-
note
-
The authors have deposited atomic coordinates for this structure with the Cambridge Crystallographic Data Centre. The coordinates can be obtained, on request, from the Director, Cambridge Crystallographic Data Centre, 12 Union Road, Cambridge, CB2 1EZ, U.K.
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-
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12
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33646815878
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The ring-opening process was assumed to occur with complete stereospecifity in the other substrates.
-
The ring-opening process was assumed to occur with complete stereospecifity in the other substrates.
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13
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4244117250
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For reviews, see: (a) Soai, K. Chem. Rev. 1992, 92, 833-856.
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(1992)
Chem. Rev.
, vol.92
, pp. 833-856
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-
Soai, K.1
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15
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33646788633
-
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A 2-3% increase in ee was observed with 4b-d under similar conditions.
-
A 2-3% increase in ee was observed with 4b-d under similar conditions.
-
-
-
-
16
-
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33646792813
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-
note
-
The S configuration was established by comparison of the optical rotation with published values and, for 6t, by comparison of retention times of the corresponding acetate derivative (GC, β-DEX column). For 6b, f, h, r the S configuration has been assumed.
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-
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17
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33748215418
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(a) Schmidt, B.; Seebach, D. Angew. Chem., Int. Ed. Engl. 1991, 30, 1321-1323.
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Angew. Chem., Int. Ed. Engl.
, vol.30
, pp. 1321-1323
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Schmidt, B.1
Seebach, D.2
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18
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33748240551
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(b) Schmidt, B.; Seebach, D. Angew. Chem., Int. Ed. Engl. 1991, 30, 99-101.
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(1991)
Angew. Chem., Int. Ed. Engl.
, vol.30
, pp. 99-101
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Schmidt, B.1
Seebach, D.2
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19
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33751499839
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Soai, 1C; Yokoyama, S.; Hayasaka, T. J. Org. Chem. 1991, 56, 4264-4268.
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Soai, C.1
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Hayasaka, T.3
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20
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33847184502
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Soai, K.; Yokoyama, S.; Ebihara, K.; Hayasaka, T. J. Chem. Soc., Chem. Commun. 1987, 1690-1.
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(1987)
J. Chem. Soc., Chem. Commun.
, pp. 1690-1691
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Soai, K.1
Yokoyama, S.2
Ebihara, K.3
Hayasaka, T.4
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21
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33845282537
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(e) Soai, K; Ookawa, A.; Kaba, T.; Ogawa, K. J. Am. Chem. Soc. 1987, 109, 7111-7115.
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Soai, K.1
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22
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33845373528
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(f) Kitamura, M.; Suga, S.; Kawai, K.; Noyori, R. J. Am. Chem. Soc. 1986, 108, 6071-6072.
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23
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0001283683
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(g) Watanabe, M.; Araki, S.; . Butsugan, Y. J. Org. Chem. 1991, 56, 2218-2224.
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Watanabe, M.1
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24
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37049072811
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(h) Kang, J.; Lee, J. W.; Kim, J. I. J. Chem. Soc., Chem. Commun. 1994, 2009-2010.
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Huang, W.S.1
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Pu, L.3
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29
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0026650218
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For the use of bis-sulfonamidcs derived from enantiomerically pure trans1, 2-diaminocyclohexane as ligands for the highly efficient addition of diethylzinc to a limited set of aldehydes (four specimens), see: Takahashi, H.; Kawakita, T.; Ohno, M.; Yoshioka, M.; Kobayashi, S. Tetrahedron 1992, 48, 5691-5700.
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Yoshioka, M.4
Kobayashi, S.5
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30
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33646808837
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The configuration of the resulting alcohols is in agreement with Noyori's empirical rule. See ref lOb, pp 265-266.
-
The configuration of the resulting alcohols is in agreement with Noyori's empirical rule. See ref lOb, pp 265-266.
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31
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