DOUBLE 1,3-DIPOLAR CYCLOADDITIONS OF MESOIONIC HETEROCYCLES TO N-SUBSTITUTED MALEIMIDES

被引:1
作者
NANYA, S
KURACHI, Y
BUTSUGAN, Y
机构
[1] Department of Applied Chemistry, Nagoya Institute of Technology, Nagoya, 466, Gokiso, Showa-ku
关键词
D O I
10.1002/jhet.5570280809
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Double 1.3-dipolar cycloadditions of 2,4-diphenyl-3-methyloxazolium 5-oxide and 3-phenylsydnone to two molecules of N-substituted maleimide afforded one or two isomeric 4,8-iminobenzo[1,2-c:4,5-c']dipyrrole1,3,5,7-tetrone derivatives owing to the types of heterocycles as well as N-substituents of maleimides.
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页码:1853 / 1855
页数:3
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