Perfluorinated rare earth metals catalyzed reactions of 5-methylene-2-oxazolidinone and 5-methylene-1, 3-thiazolidine-2-thione with isocyanates

被引:8
作者
Shi, M [1 ]
Shen, YM [1 ]
机构
[1] Chinese Acad Sci, Shanghai Inst Organ Chem, Organomet Chem Lab, Shanghai 200032, Peoples R China
基金
中国国家自然科学基金;
关键词
5-methylene-2-oxazolidinone; 5-methylene-1,3-thiazolidine-2-thione; isocyanates; perfluorinated rare earth metal catalyst;
D O I
10.1016/S0022-1139(01)00384-0
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
5-Methylene-2-oxazolidinone (1) and 5-methylene 1.3-thiazolidine-2-thione (2) can react effectively with various isocyanates to give the corresponding condensed urethanes in high yields in the presence of perfluorinated rare earth metal catalyst under mild conditions. (C) 2001 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:195 / 200
页数:6
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