The use of enantiomerically pure N-sulfinimines in asymmetric Baylis-Hillman reactions

被引:80
作者
Aggarwal, VK [1 ]
Castro, AMM [1 ]
Mereu, A [1 ]
Adams, H [1 ]
机构
[1] Univ Sheffield, Dept Chem, Sheffield S3 7HF, S Yorkshire, England
基金
英国工程与自然科学研究理事会;
关键词
D O I
10.1016/S0040-4039(02)00021-7
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The electrophilic behaviour of enantiomerically pure N-p-toluenesulfinimines (1a, d) adn N-tert-butanesulfinimine 2 has been tester in the asymmetric Baylis-Hillman reaction with methyl acrylate with and without Lewis acids. In the presence of In(OTf)(3) good yields and high diastereoselectives have been achieved providing an effective route to beta-amino-alpha-methylene esters. (C) 2002 Elsevier Science Ltd. All rights reserved.
引用
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页码:1577 / 1581
页数:5
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