N-(3,4-DIHYDRO-4-OXOQUINAZOLIN-3-YL)PYRIDINIUM IMIDES - AZIRIDINATING AGENTS FOR ALKENES - MEASUREMENT OF ROTATIONAL BARRIERS AROUND EACH N-N BOND IN AN N-N-N SYSTEM

被引:2
作者
ATKINSON, RS [1 ]
BARKER, E [1 ]
EDWARDS, PJ [1 ]
THOMSON, GA [1 ]
机构
[1] ZENECA SPECIALTIES, MANCHESTER M9 8ZS, LANCS, ENGLAND
关键词
D O I
10.1039/c39950000727
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Pyridinium imides 3-5 and 8 are obtained as crystalline solids from the reaction of 3-acetoxyaminoquinazolinones 2 and 10 with the corresponding pyridines; barriers to rotation around each of the N-N bonds in 3 have been measured by NMR spectroscopy, and the imides 3-5 react both with styrene and with diethyl fumarate to give the corresponding aziridines.
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页码:727 / 728
页数:2
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