2-Phenylpurinone derivatives, processes for their preparation, and their use as well as intermediates
申请人:SMITH KLINE & FRENCH LABORATORIES
LIMITED
公开号:EP0293063A1
公开(公告)日:1988-11-30
Compounds of the formula (1) :
and pharmaceutically acceptable salts thereof are described, wherein R¹ is C1-6alkyl or C2-6alkenyl, and R² is hydrogen or hydroxy.
These compounds have vasodilator, bronchodilator and anti-allergic properties. Pharmaceutical compositions are described as are methods of use. Processes for the preparation of the compounds of the formula (1) are described.
描述了式 (1) :
及其药学上可接受的盐类,其中 R¹ 是 C1-6 烷基或 C2-6 烯基,R² 是氢或羟基。
这些化合物具有血管扩张、支气管扩张和抗过敏特性。此外,还介绍了药物组合物和使用方法。描述了制备式(1)化合物的工艺。