An easy access to (S)-pyrrolidinones and -pyrrolidines from chiral benzylic malonates

被引:10
作者
Arzel, P [1 ]
Freida, V [1 ]
Weber, P [1 ]
Fadel, A [1 ]
机构
[1] Univ Paris 11, Inst Chim Mol Orsay, CNRS, Lab Carbocycles, F-91405 Orsay, France
关键词
D O I
10.1016/S0957-4166(99)00425-5
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
From chiral benzylic malonic acid esters (R)-(+)-4, available with high enantiomeric excesses by enzymatic hydrolysis (PLE acetonic powder), enantiomerically enriched pyrrolidinones 1 and pyrrolidines 2 were prepared. This rapid and competitive method was developed via enol ether formation, and subsequent one-pot cyclisation, in good overall yield. (C) 1999 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:3877 / 3881
页数:5
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