1,3-DIPOLAR CYCLOADDITIONS OF ALKYNYL FISCHER CARBENE COMPLEXES WITH NITRONES

被引:23
作者
CHAN, KS [1 ]
机构
[1] CHINESE UNIV HONG KONG,DEPT CHEM,SHA TIN,HONG KONG
来源
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 | 1991年 / 10期
关键词
D O I
10.1039/p19910002602
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Phenylethynyl Fischer carbene complexes of chromium 1 and tungsten 2 were found to undergo chemoselective, regioselective and rate-enhanced 1,3-dipolar cycloadditions with phenyl N-t-butyl nitrone 3 at room temp. to give 2,3-dihydroisoxazole carbene complexes 4 and 5 in excellent yields.
引用
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页码:2602 / 2603
页数:2
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