申请人:Kowa Co., Ltd.
公开号:US04737506A1
公开(公告)日:1988-04-12
This invention relates to a 1,4-dihydropyridine-3,5-dicarboxylate derivative represented by the following general formula (I): ##STR1## wherein R means an imidazolyl or pyridyl group, R.sub.1 denotes a hydrogen or halogen atom or a nitro or trifluoromethyl group, R.sub.2 is a lower alkyl group, X is CH or N, A means a lower alkylene group, ##STR2## B being a lower alkylene or O-lower alkylene group, ##STR3## R.sub.4 being a hydrogen atom or lower alkyl group, or ##STR4## m denotes a number of 1-3, and n stands for 1 or 2. The derivative has vasodilative effects, hyperkinemic effects, platelet aggregation inhibitory effects, thromboxane A.sub.2 formation inhibitory effects and so on, and are hence useful as a pharmaceutical product such as vasodilator, antihypertensive, antithrombotic agent, antiarteriosclerotic agent or the like.
这项发明涉及一种由以下一般式(I)表示的1,4-二氢吡啶-3,5-二羧酸盐衍生物:其中R表示咪唑基或吡啶基,R.sub.1表示氢原子或卤素原子或硝基或三氟甲基基团,R.sub.2是较低的烷基基团,X是CH或N,A表示较低的烷基基团,B是较低的烷基或O-较低的烷基基团,R.sub.4是氢原子或较低的烷基基团,或m表示1-3的数字,n代表1或2。该衍生物具有扩张血管作用、高动力作用、抑制血小板聚集作用、抑制血栓素A.sub.2形成作用等作用,因此可用作药物产品,如血管扩张剂、降压剂、抗血栓剂、抗动脉硬化剂等。