Conjugate addition of diorganozincs to alpha,beta-unsaturated ketones catalyzed by a copper(I)-sulfonamide combined system

被引:92
作者
Kitamura, M
Miki, T
Nakano, K
Noyori, R
机构
[1] NAGOYA UNIV,DEPT CHEM,NAGOYA,AICHI 46401,JAPAN
[2] NAGOYA UNIV,MOL CHIRAL RES UNIT,NAGOYA,AICHI 46401,JAPAN
关键词
D O I
10.1016/0040-4039(96)01038-6
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
In the presence of a Cu(I)-N-monosubstituted sulfonamide combined catalyst system, diorganozincs react with alpha,beta-unsaturated ketones to generate Zn enolates, which may be hydrolyzed, giving the beta-substituted ketones, or used for further aldol reaction or Pd(O)-catalyzed reaction with allyl acetate leading to the regiospecific alpha,beta-vicinal condensation products. Copyright (C) 1996 Elsevier Science Ltd
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页码:5141 / 5144
页数:4
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