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a) For a review, see: R. M. Hanson, Chem. Rev. 1991, 91, 437;
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b) J. Jurczak, S. Pikul, T. Bauer, Tetrahedron 1986, 42, 447.
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For reviews, see: a) G. Resnati, Tetrahedron 1993, 49, 9385; b) J. T. Welch, ibid. 1987, 43, 3123.
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Resnati, G.1
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5
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For reviews, see: a) G. Resnati, Tetrahedron 1993, 49, 9385; b) J. T. Welch, ibid. 1987, 43, 3123.
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7
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0027528486
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H. C. Kolb, Y. L. Bennani, K. B. Sharpless, Tetrahedron Asymmetry 1993, 4, 133.
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84986437005
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F. Mohamadi, N. G. J. Richards, W. C. Guida, R. Liskamp, C. Caufield, G. Chang, T. Hendrickson, W. C. Still, J. Comput. Chem. 1990, 11, 440.
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9
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33751385752
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G. A. Crispino, K.-S. Jeong, H. C. Kolb, Z.-M. Wang, D. Xu, K. B. Sharpless, J. Org. Chem. 1993, 58, 3785.
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10
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K. Naemura, T. Mizo-oku, K. Kamada, K. Hirose, Y. Tobe, M. Sawada, Y. Takai, Tetrahedron Asymmetry 1994, 5, 1549.
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11
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0000642622
-
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Dihydroxylation (racemic) of trifluoropropene was reported previously: a) W. A. Herrmann, S. J. Eder, W. Scherer, Angew. Chem. 1992, 104, 1371; Angew. Chem. Int. Ed. Engl. 1992, 31, 1345; b) W. A. Herrmann, S. J. Eder, Chem. Ber. 1993, 126, 31.
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Herrmann, W.A.1
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Scherer, W.3
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12
-
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33748244629
-
-
Dihydroxylation (racemic) of trifluoropropene was reported previously: a) W. A. Herrmann, S. J. Eder, W. Scherer, Angew. Chem. 1992, 104, 1371; Angew. Chem. Int. Ed. Engl. 1992, 31, 1345; b) W. A. Herrmann, S. J. Eder, Chem. Ber. 1993, 126, 31.
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-
-
-
13
-
-
84985653137
-
-
Dihydroxylation (racemic) of trifluoropropene was reported previously: a) W. A. Herrmann, S. J. Eder, W. Scherer, Angew. Chem. 1992, 104, 1371; Angew. Chem. Int. Ed. Engl. 1992, 31, 1345; b) W. A. Herrmann, S. J. Eder, Chem. Ber. 1993, 126, 31.
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Herrmann, W.A.1
Eder, S.J.2
-
14
-
-
0001233109
-
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2AQN (AQN = anthraquinone) ligand, 1b and 1c are dihydroxylated in 81 and 77% ee, respectively, see: H. Becker, K. B. Sharpless, Angew. Chem. 1996, 108, 447; Angew. Chem. Int. Ed. Engl. 1996, 35, 448.
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Becker, H.1
Sharpless, K.B.2
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15
-
-
33750247077
-
-
2AQN (AQN = anthraquinone) ligand, 1b and 1c are dihydroxylated in 81 and 77% ee, respectively, see: H. Becker, K. B. Sharpless, Angew. Chem. 1996, 108, 447; Angew. Chem. Int. Ed. Engl. 1996, 35, 448.
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-
-
-
16
-
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0027416089
-
-
Asymmetric dihydroxylation of trimethylvinylsilane was reported earlier: a) J. A. Soderquist, A. M. Rane, C. J. Lopez, Tetrahedron Lett. 1993, 34, 1893; b) A. R. Bassindale, P. G. Taylor, Y. Xu, J. Chem. Soc. Perkin Trans. 1 1994, 1061.
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Soderquist, J.A.1
Rane, A.M.2
Lopez, C.J.3
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17
-
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37049083348
-
-
Asymmetric dihydroxylation of trimethylvinylsilane was reported earlier: a) J. A. Soderquist, A. M. Rane, C. J. Lopez, Tetrahedron Lett. 1993, 34, 1893; b) A. R. Bassindale, P. G. Taylor, Y. Xu, J. Chem. Soc. Perkin Trans. 1 1994, 1061.
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Bassindale, A.R.1
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Xu, Y.3
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18
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0005519280
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H. C. Kolb, P. G. Andersson, K. B. Sharpless, J. Am. Chem. Soc. 1994, 116, 1278.
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Kolb, H.C.1
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0343672118
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US Patent 3673 264, 1972
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b) S. J. Kuhn, US Patent 3673 264, 1972 (Chem. Abstr. 1972, 77, 139786);
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Kuhn, S.J.1
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33751498982
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P. Huszthy, J. S. Bradshaw, C. Y. Zhu, R. M. Izatt, S. Lifson, J. Org. Chem. 1991, 56, 3330.
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Huszthy, P.1
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Lifson, S.5
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23
-
-
0000542818
-
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3,3,3-Trifluoro-1,2-propanediol was previously obtained by hydrolysis of (trifluoromethyl)oxirane, see a) E. T. McBee, T. M. Burton, J. Am. Chem. Soc. 1952, 74, 3022. Enantiopure 2b is a key intermediate in the enantioselective synthesis of trifluorolactic acid, see: b) T. Katagiri, F. Obara, S. Toda, K. Furuhashi, Synlett 1994, 507.
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McBee, E.T.1
Burton, T.M.2
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24
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67650522850
-
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3,3,3-Trifluoro-1,2-propanediol was previously obtained by hydrolysis of (trifluoromethyl)oxirane, see a) E. T. McBee, T. M. Burton, J. Am. Chem. Soc. 1952, 74, 3022. Enantiopure 2b is a key intermediate in the enantioselective synthesis of trifluorolactic acid, see: b) T. Katagiri, F. Obara, S. Toda, K. Furuhashi, Synlett 1994, 507.
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(1994)
Synlett
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Katagiri, T.1
Obara, F.2
Toda, S.3
Furuhashi, K.4
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25
-
-
0342801378
-
-
3,3,3-Trichloro-1,2-propanediol has been prepared by hydrolysis of (trichloromethyl)oxirane, see: K. Itoh, S. Sakai, Y. Ishii, J. Org. Chem. 1967, 32, 2210.
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Itoh, K.1
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26
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85036445625
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-
ref. [15a]
-
rac-4, see: a) ref. [15a]; b) I. L. Kunyants, E. Y. Pervova, V. V. Tyuleneva, Izv. Akad. Nauk. SSSR Otdel. Khim. Nauk. 1956, 843; c) F. Arndt, B. Eistert, Ber. 1928, 61, 1121; d) R. M. Groth, J. Org. Chem. 1960, 25, 102.
-
-
-
-
27
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-
84882104113
-
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rac-4, see: a) ref. [15a]; b) I. L. Kunyants, E. Y. Pervova, V. V. Tyuleneva, Izv. Akad. Nauk. SSSR Otdel. Khim. Nauk. 1956, 843; c) F. Arndt, B. Eistert, Ber. 1928, 61, 1121; d) R. M. Groth, J. Org. Chem. 1960, 25, 102.
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Izv. Akad. Nauk. SSSR Otdel. Khim. Nauk.
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Kunyants, I.L.1
Pervova, E.Y.2
Tyuleneva, V.V.3
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28
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-
0342801376
-
-
rac-4, see: a) ref. [15a]; b) I. L. Kunyants, E. Y. Pervova, V. V. Tyuleneva, Izv. Akad. Nauk. SSSR Otdel. Khim. Nauk. 1956, 843; c) F. Arndt, B. Eistert, Ber. 1928, 61, 1121; d) R. M. Groth, J. Org. Chem. 1960, 25, 102.
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Ber.
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Arndt, F.1
Eistert, B.2
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29
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33947477737
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rac-4, see: a) ref. [15a]; b) I. L. Kunyants, E. Y. Pervova, V. V. Tyuleneva, Izv. Akad. Nauk. SSSR Otdel. Khim. Nauk. 1956, 843; c) F. Arndt, B. Eistert, Ber. 1928, 61, 1121; d) R. M. Groth, J. Org. Chem. 1960, 25, 102.
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Groth, R.M.1
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30
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0343235972
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For preparations of scalemic 4, see: a) K. Furuhashi, K. Takai, M. Shintani, JP 61 202697, 1985; b) Bio Research Center Co., JP 59 216594, 1983; c) T. Kubota, H. Shirakura, T. Tanaka, J. Fluorine Chem. 1991, 54, 286; d) C. von dem Bussche-Hünnefeld, C. Cescato, D. Seebach, Chem. Ber. 1992, 125, 2795; e) P. V. Ramachandran, B. Gong, H. C. Brown, J. Org. Chem. 1995, 60, 41.
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JP
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Furuhashi, K.1
Takai, K.2
Shintani, M.3
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31
-
-
0343235971
-
-
For preparations of scalemic 4, see: a) K. Furuhashi, K. Takai, M. Shintani, JP 61 202697, 1985; b) Bio Research Center Co., JP 59 216594, 1983; c) T. Kubota, H. Shirakura, T. Tanaka, J. Fluorine Chem. 1991, 54, 286; d) C. von dem Bussche-Hünnefeld, C. Cescato, D. Seebach, Chem. Ber. 1992, 125, 2795; e) P. V. Ramachandran, B. Gong, H. C. Brown, J. Org. Chem. 1995, 60, 41.
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(1983)
JP
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-
-
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32
-
-
0011431821
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-
For preparations of scalemic 4, see: a) K. Furuhashi, K. Takai, M. Shintani, JP 61 202697, 1985; b) Bio Research Center Co., JP 59 216594, 1983; c) T. Kubota, H. Shirakura, T. Tanaka, J. Fluorine Chem. 1991, 54, 286; d) C. von dem Bussche-Hünnefeld, C. Cescato, D. Seebach, Chem. Ber. 1992, 125, 2795; e) P. V. Ramachandran, B. Gong, H. C. Brown, J. Org. Chem. 1995, 60, 41.
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Kubota, T.1
Shirakura, H.2
Tanaka, T.3
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33
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-
84985643976
-
-
For preparations of scalemic 4, see: a) K. Furuhashi, K. Takai, M. Shintani, JP 61 202697, 1985; b) Bio Research Center Co., JP 59 216594, 1983; c) T. Kubota, H. Shirakura, T. Tanaka, J. Fluorine Chem. 1991, 54, 286; d) C. von dem Bussche-Hünnefeld, C. Cescato, D. Seebach, Chem. Ber. 1992, 125, 2795; e) P. V. Ramachandran, B. Gong, H. C. Brown, J. Org. Chem. 1995, 60, 41.
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Chem. Ber.
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Von Dem Bussche-Hünnefeld, C.1
Cescato, C.2
Seebach, D.3
-
34
-
-
0001939466
-
-
For preparations of scalemic 4, see: a) K. Furuhashi, K. Takai, M. Shintani, JP 61 202697, 1985; b) Bio Research Center Co., JP 59 216594, 1983; c) T. Kubota, H. Shirakura, T. Tanaka, J. Fluorine Chem. 1991, 54, 286; d) C. von dem Bussche-Hünnefeld, C. Cescato, D. Seebach, Chem. Ber. 1992, 125, 2795; e) P. V. Ramachandran, B. Gong, H. C. Brown, J. Org. Chem. 1995, 60, 41.
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Ramachandran, P.V.1
Gong, B.2
Brown, H.C.3
-
35
-
-
85036440545
-
-
note
-
The high volatility of low molecular weight epoxides makes working with them difficult. In addition to reduced volatility, the corresponding cyclic sulfates are more reactive towards most nucleophiles.
-
-
-
-
36
-
-
0026459980
-
-
For a review on the use of cyclic sulfates as epoxide synthons, see: B. B. Lohray, Synthesis 1992, 1035.
-
(1992)
Synthesis
, pp. 1035
-
-
Lohray, B.B.1
-
37
-
-
0028997441
-
-
3 was achieved at low temperature (-90°C); a) R. W. Hoffmann, H. C. Stiasny, Tetrahedron Lett. 1995, 36, 4595; b) H. C. Stiasny, Synthesis 1996, 259. The reaction of dianions of diols with N,N-sulfuryldiimidazole yields cyclic sulfates, although use of strong base (NaH) is required, see: T. J. Tewson, M. Soderlind, J. Carbohydr. Chem. 1985, 4, 529.
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(1995)
Tetrahedron Lett.
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-
-
Hoffmann, R.W.1
Stiasny, H.C.2
-
38
-
-
0029969557
-
-
3 was achieved at low temperature (-90°C); a) R. W. Hoffmann, H. C. Stiasny, Tetrahedron Lett. 1995, 36, 4595; b) H. C. Stiasny, Synthesis 1996, 259. The reaction of dianions of diols with N,N-sulfuryldiimidazole yields cyclic sulfates, although use of strong base (NaH) is required, see: T. J. Tewson, M. Soderlind, J. Carbohydr. Chem. 1985, 4, 529.
-
(1996)
Synthesis
, pp. 259
-
-
Stiasny, H.C.1
-
39
-
-
0000443147
-
-
3 was achieved at low temperature (-90°C); a) R. W. Hoffmann, H. C. Stiasny, Tetrahedron Lett. 1995, 36, 4595; b) H. C. Stiasny, Synthesis 1996, 259. The reaction of dianions of diols with N,N-sulfuryldiimidazole yields cyclic sulfates, although use of strong base (NaH) is required, see: T. J. Tewson, M. Soderlind, J. Carbohydr. Chem. 1985, 4, 529.
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J. Carbohydr. Chem.
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Tewson, T.J.1
Soderlind, M.2
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43
-
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0025280171
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-
b) M. S. Berridge, M. P. Franceschini, E. Rosenfeld, T. J. Tewson, ibid. 1990, 55, 1211;
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J. Org. Chem.
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Berridge, M.S.1
Franceschini, M.P.2
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44
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0010508148
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c) P. A. M. van der Klein, G. J. P. H. Boons, G. H. Veeneman, G. A. van der Marel, J. H. van Boom, Tetrahedron Lett. 1989, 30, 5477.
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Van Der Klein, P.A.M.1
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Veeneman, G.H.3
Van Der Marel, G.A.4
Van Boom, J.H.5
-
45
-
-
85036440207
-
-
note
-
2-PYR afforded ent-2b in 63% ee, which also crystallized to enantiopurity.
-
-
-
-
46
-
-
85036446886
-
-
note
-
Analytically and enantiomerically pure 3 is obtained by distillation under reduced pressure and is an oil at room temperature (cf. rar-3, m.p. 34-35°C).
-
-
-
-
47
-
-
85036444746
-
-
note
-
3 and pyridine or other solvents (e.g. EtOAc) gave inferior results.
-
-
-
-
48
-
-
0028225954
-
-
For a synthesis of enantiopure 7, see: K. P. M. Vanhessche, Z.-M. Wang, K. B. Sharpless, Tetrahedron Lett. 1994, 35, 3469.
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(1994)
Tetrahedron Lett.
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-
-
Vanhessche, K.P.M.1
Wang, Z.-M.2
Sharpless, K.B.3
-
49
-
-
85036442126
-
-
note
-
2-PYR, afforded ent-2c in 77% ee (which is also raised to enantiopurity by one recrystallization).
-
-
-
-
52
-
-
37049112553
-
-
b) J. P. Benner, G. B. Gill, S. J. Parrott, B. J. Wallace, J. Chem. Soc. Perkin 1 1984, 331.
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Benner, J.P.1
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55
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0011464329
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N. Mitsuo, T. Kunieda, T. Takizawa, J. Org. Chem. 1973, 38, 2255.
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Mitsuo, N.1
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58
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0000752421
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M. Nagao, N. Sato, T. Akashi, T. Yoshida, J. Am. Chem. Soc. 1966, 88, 3447.
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Nagao, M.1
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59
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0001015116
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C. Weizmann, M. Sulzbacher, E. Bergmann, J. Am. Chem. Soc. 1948, 70, 1153.
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Weizmann, C.1
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61
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0026752426
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b) E. J. Corey, J. O. Link, Y. Shao, ibid. 1992, 33, 3435.
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Corey, E.J.1
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62
-
-
37049154042
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3,3,3-Trichloropropene is prepared by dehydrochlorination of 1,1,1,3-tetrachloropropane, see: R. N. Haszeldine, J. Chem. Soc. 1953, 3371.
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(1953)
J. Chem. Soc.
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Haszeldine, R.N.1
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63
-
-
84912248271
-
-
Smaller quantities (25 g) of 3,3,3-trifluoropropene can also be purchased from Aldrich (for a synthesis, see: R. N. Haszeldine, J. Chem. Soc. 1952, 2504).
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(1952)
J. Chem. Soc.
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-
-
Haszeldine, R.N.1
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64
-
-
85036444764
-
-
note
-
6 used. For large scale reactions, a closed system may be employed.
-
-
-
-
66
-
-
85036450246
-
-
note
-
23 = -20.1 (c = 1.4 in MeOH) [lit.[18e] - 19.5 (c = 1.3 in MeOH)].
-
-
-
|