Mild and efficient one-pot synthesis of chiral β-chalcogen amides via 2-oxazoline ring-opening reaction mediated by indium metal

被引:18
作者
Braga, Antonio L. [1 ]
Galetto, Fabio Z. [1 ]
Taube, Paulo S. [1 ]
Paixao, Marcio W. [1 ,2 ]
Silveira, Claudio C. [1 ]
Singh, Devender [1 ]
Vargas, Fabricio [1 ,2 ]
机构
[1] Univ Fed Santa Maria, Dept Quim, BR-97105900 Santa Maria, RS, Brazil
[2] Univ Sao Paulo, Inst Quim, BR-05508900 Sao Paulo, Brazil
关键词
beta-Chalcogen amides; 2-Oxazolines; Ring-opening reaction; Indium metal;
D O I
10.1016/j.jorganchem.2008.08.031
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A simple and efficient procedure for the synthesis of beta-seleno and beta-thio amides via the ring-opening reaction of chiral 2-oxazolines in the presence of indium metal has been developed. Features of this method include the following: (i) easily and accessible starting materials; (ii) indium metal is more stable and less expensive then its respective salts; (iii) useful to excellent yields of beta-chalcogen amides derivatives. (C) 2008 Elsevier B. V. All rights reserved.
引用
收藏
页码:3563 / 3566
页数:4
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