The asymmetric hydrogenation of imines using tridentate C-2 diphosphine complexes of iridium(I) and rhodium(I).

被引:102
作者
Sablong, R [1 ]
Osborn, JA [1 ]
机构
[1] UNIV STRASBOURG 1,CNRS,LAB CHIM MET TRANSIT & CATALYSE,INST BEL,F-67070 STRASBOURG,FRANCE
关键词
D O I
10.1016/0040-4039(96)00967-7
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
We report the synthesis of [M(PNP)(diene)](+) complexes (M = Ir or Rh; diene = COD or NBD), where PNP represents a tridentate diphosphine ligand of C-2 symmetry. These complexes are active catalysts for the hydrogenation of imines. Reduction of prochiral imines in the presence of chiral ligands leads to the corresponding amines with 7 to 55% ee. Copyright (C) 1996 Elsevier Science Ltd
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页码:4937 / 4940
页数:4
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