Dibutyltin dimethoxide and BINAP•silver(I) complex-catalyzed asymmetric aldol reaction of alkenyl trichloro acetates with aldehydes

被引:10
|
作者
Yanagisawa, Akira [1 ]
Ichikawa, Toshikazu
Arai, Takayoshi
机构
[1] Chiba Univ, Fac Sci, Dept Chem, Inage Ku, Chiba 2638522, Japan
[2] Chiba Univ, Grad Sch Sci & Technol, Inage Ku, Chiba 2638522, Japan
关键词
asymmetric catalysis; aldol reaction; tin alkoxide-1; BINAP; silver; alkenyl esters; aldehydes;
D O I
10.1016/j.jorganchem.2006.08.048
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A catalytic asymmetric aldol reaction of alkenyl trichloroacetates with aldehydes was achieved using dibutyltin dimethoxide and BINAP (.) silver(I) complex as catalysts in a mixed solvent consisting of THF and MeOH. Various optically active beta-hydroxy ketones were diastereoselectively obtained not only from aromatic and alpha,beta-unsaturated aldehydes but also from an aliphatic aldehyde with good enantioselectivity up to 92% ee. (c) 2006 Elsevier B.V. All rights reserved.
引用
收藏
页码:550 / 553
页数:4
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