CuBr2-mediated direct aqueous bromolactonization of 2,3-allenoates.: An efficient access to β-bromobutenolides

被引：64

作者：

Ma, SM ^{[1
]}

Wu, SL ^{[1
]}

机构：

[1] Chinese Acad Sci, Shanghai Inst Organ Chem, State Key Lab Organomet Chem, Shanghai 200032, Peoples R China

来源：

TETRAHEDRON LETTERS | 2001年 / 42卷 / 24期

基金：

中国国家自然科学基金;

关键词：

D O I：

10.1016/S0040-4039(01)00634-7

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

An efficient procedure for the synthesis of beta -bromobutenolides was developed. 2,3-Allenoates with different substitution patterns react with CuBr2 in aqueous ethanol at 80-85 degreesC to afford the corresponding beta -bromobutenolides in moderate to excellent yields (up to 97%). (C) 2001 Elsevier Science Ltd. All rights reserved.

引用

收藏

页码：4075 / 4077

页数：3

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