Efficient enantioselective hydrogenation of arylimines using aminophosphine-oxazoline iridium catalysts

被引:44
作者
Blanc, C
Agbossou-Niedercorn, F
Nowogrocki, G
机构
[1] ENSCL, CNRS, UMR 8010, Lab Catalyse Lille, F-59652 Villeneuve Dascq, France
[2] ENSCL, CNRS, UMR 8012, Lab Cristallog & Physicochim Solide, F-59652 Villeneuve Dascq, France
关键词
D O I
10.1016/j.tetasy.2004.05.015
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The preparation and characterization of cationic iridium complexes bearing chiral aminophosphine-oxazoline auxiliaries of general formula [Ir(COD)L*]X [X: PF6 and B(Ar-F)(4)] is reported. These complexes have been applied to the asymmetric hydrogenation of two imines: N-(phenylethylidene)aniline S1 and N-(phenylethylidene)benzylamine S2 providing the corresponding chiral amines in up to 90% and 82% ee, respectively. (C) 2004 Elsevier Ltd. All rights reserved.
引用
收藏
页码:2159 / 2163
页数:5
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