Synthesis of various 2H-benzopyran compounds and their kinetic resolution by asymmetric hydrolysis of their racemic acetates mediated by lipases

被引:28
作者
Goujon, JY [1 ]
Zammattio, F [1 ]
Kirschleger, B [1 ]
机构
[1] Fac Sci & Tech, CNRS, UMR 6513, Organ Synth Lab, F-44072 Nantes 03, France
关键词
D O I
10.1016/S0957-4166(00)00176-2
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The preparation of 2H-benzopyrans from bromophenols and tertiary allylic alcohols is described. The reaction is characterised by its mildness, good yields and ease of work-up. Kinetic resolution of the latter up to 95% ee was obtained by using enzyme-catalysed enantioselective hydrolysis. (C) 2000 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:2409 / 2420
页数:12
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