申请人:Pfizer Inc.
公开号:US04483859A1
公开(公告)日:1984-11-20
2,4-Diaminoquinazoline compounds of the formula ##STR1## or a pharmaceutically acceptable salt thereof wherein R is a pyrimidinyl, pyrazinyl, pyridazinyl or triazinyl group linked to the piperazine ring by one of its carbon atoms, and optionally substituted by hydroxy, halogen, alkyl, aralkyl, alkoxy, aralkoxy,alkylthio, aryl, aryloxy and certain amino groups; their use as an antihypertensive agent and pharmaceutical compositions containing them.
公式为 ##STR1## 的2,4-二氨基喹唑啉化合物或其药学上可接受的盐,其中R是嘧啶基、吡嗪基、吡啶嗪基或三嗪基,通过其中一个碳原子与哌嗪环相连,且可选地被羟基、卤素、烷基、芳基烷基、烷氧基、芳基氧基、烷硫基、芳基、芳基氧基和某些氨基基团取代;其作为降压剂的用途和含有它们的药物组合物。