Catalytic asymmetric Mukaiyama aldol reactions in aqueous media

被引:110
作者
Kobayashi, S [1 ]
Nagayama, S [1 ]
Busujima, T [1 ]
机构
[1] Univ Tokyo, Grad Sch Pharmaceut Sci, Bunkyo Ku, Tokyo 1130033, Japan
关键词
D O I
10.1016/S0040-4020(99)00440-8
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Chiral copper(II)-catalyzed asymmetric aldol reactions of silyl enol ethers with aldehydes (the Mukaiyama aldol reaction) have been performed in an ethanol-water solution. The use of the protic solvent including water is a key to achieve these reactions. Moreover, a catalytic asymmetric aldol reaction in pure water without using organic solvents has also been successfully carried out. This report has proposed and demonstrated a new concept for solvents in catalytic asymmetric aldol reactions. (C) 1999 Elsevier Science Ltd. All rights reserved.
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页码:8739 / 8746
页数:8
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