Dramatically different photochemical behaviour of 1-aroyl-2-methylene piperidine and pyrrolidine derivatives. An expeditious synthesis of ruspolinone

被引:30
作者
Couture, A
Deniau, E
Grandclaudon, P
Lebrun, S
机构
[1] Lab. de Chimie Organique Physique, Associé au CNRS, Univ. des Sci./Technol. de Lille
关键词
D O I
10.1016/0040-4039(96)01765-0
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Upon irradiation in neutral solvent, the diversely substituted 1-aroyl-2-methylenepiperidines 6a-f give rise to photocyclized products 4a-f while their pyrrolidine congeners 7a,c,d afford enaminoketones 18a,c,d products of photo-Fries rearrangement. Copyright (C) 1996 Published by Elsevier Science Ltd
引用
收藏
页码:7749 / 7752
页数:4
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