SYNTHESIS OF 2-SUBSTITUTED-4H-3,1-BENZOXAZIN-4-ONES

被引:94
作者
BAIN, DI
SMALLEY, RK
机构
[1] Department of Pure and Applied Chemistry, University of Salford, Salford
来源
JOURNAL OF THE CHEMICAL SOCIETY C-ORGANIC | 1968年 / 13期
关键词
D O I
10.1039/j39680001593
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Anthranilic acid (1 mol.) reacted in pyridine solution with benzoyl chloride (2 mol.) to give 2-phenyl-4H-3,1-benzoxazin-4-one in high yield. With 1 mol. of benzoyl chloride, however, a mixture of benzoxazinone and N-benzoylanthranilic acid was obtained. The mechanism of the reaction has been investigated and various 2-substituted-4H-3,1 -benzoxazin-4-ones have been prepared and their u.v. spectra recorded.
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页码:1593 / &
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