Michael addition of organocopper species to 3-[(E)-4,4,4-trifluorobut-2-enoyl]oxazolin-2-ones

被引:46
作者
Yamazaki, T
Shinohara, N
Kitazume, T
Sato, S
机构
[1] Tokyo Inst Technol, Dept Bioengn, Midori Ku, Yokohama, Kanagawa 2268501, Japan
[2] Rigaku Corp, Tokyo 1968666, Japan
关键词
Michael addition; organocopper reagents; trifluoromethyl group; oxazolidin-2-one;
D O I
10.1016/S0022-1139(99)00034-2
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Investigation of Michael addition has been carried out using versatile organomagnesium or lithium reagents in the presence of copper(I) species towards chiral 3-[(E)-4,4,4-trifluorobut-2-enoyl] oxazolidin-2-ones, and it was demonstrated that this route enabled us to successfully construct optically active molecules with a CF3 moiety at the chiral center in good yields as well as the high level of diastereofacial selectivity. (C) 1999 Elsevier Science S.A. All rights reserved.
引用
收藏
页码:91 / 96
页数:6
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