Enantioselective synthesis of optically active homoallylamines by nucleophilic addition of chirally modified allylboranes to N-silylimines

被引:37
作者
Itsuno, S [1 ]
Watanabe, K [1 ]
Matsumoto, T [1 ]
Kuroda, S [1 ]
Yokoi, A [1 ]
El-Shehawy, A [1 ]
机构
[1] Toyohashi Univ Technol, Dept Mat Sci, Toyohashi, Aichi 4418580, Japan
来源
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 | 1999年 / 14期
关键词
D O I
10.1039/a902635e
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Enantioselectivity in the allylboration of N-silylimines with a variety of chirally modified allylboron reagents has been examined. Optically active N-sulfonylamino alcohols (16, 17 and 19) derived-from D-camphor and norephedrine were found to be efficient chiral ligands for the allylboration reagent. These reagents:smoothly reacted with N-silylimines to give the corresponding homoallylic amines in a high level of enantioselectivity up to 96%ee.
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页码:2011 / 2016
页数:6
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