PHOTOCYCLIZATION OF ENAMIDES .13. SUBSTITUENT EFFECTS IN THE PHOTOCYCLIZATION OF N-BENZOYLENAMINES

被引:19
作者
NINOMIYA, I
KIGUCHI, T
YAMAMOTO, O
NAITO, T
机构
[1] Kobe Women's College of Pharmacy, Motoyamakita, Higashinada
来源
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 | 1979年 / 07期
关键词
D O I
10.1039/p19790001723
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
trans-Hexahydrophenanthridones (IIa-g) and trans-tetrahydrobenzo[c] phenanthridones (VIa-e) were prepared by stereospecific photocyclisation of a variety of N-benzoylenamines (Ia-n) and (Va-g) bearing either electron-donating or -attracting substituents on the benzoyl group. Suprafacial [1,5] migration of an o-methoxy-group upon cyclisation and photoinduced trans-cis-isomerisation of some benzo[c]phenanthridones (VIa-c) were observed.
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页码:1723 / 1728
页数:6
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