ANTIALLERGY AGENTS .1. 1,6-DIHYDRO-6-OXO-2-PHENYLPYRIMIDINE-5-CARBOXYLIC ACIDS AND ESTERS

被引:41
作者
JUBY, PF
HUDYMA, TW
BROWN, M
ESSERY, JM
PARTYKA, RA
机构
[1] Research Division, Bristol Laboratories, Division of Bristol-Myers Company, Syracuse
关键词
D O I
10.1021/jm00189a009
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
The synthesis of some l, 6-dihydro-6-oxo-2-phenylpyrimidine-5-carboxylic acids and esters with potent oral and intravenous antiallergic activity against passive cutaneous anaphylaxis in the rat is described. Requirements for high activity include a free NH group in the pyrimidinone nucleus and a small to medium size ortho alkoxy or alkenyloxy group on the phenyl ring. It is suggested that in the case of the highly active compounds hydrogen bonding occurs between a nitrogen of the pyrimidine ring and the ethereal oxygen. The nature of this bonding and its possible contribution to an optimum configuration for the molecules is discussed. © 1979, American Chemical Society. All rights reserved.
引用
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页码:263 / 269
页数:7
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