申请人:Laevosan-Gesellschaft m.b.H. & Co. KG
公开号:US04590203A1
公开(公告)日:1986-05-20
The disclosure is directed to new derivatives of thiophene-2-carboxylic acid and the pharmaceutically acceptable acid or base addition salts thereof as well as to the process for the preparation thereof. The compounds of the invention have the structural formula ##STR1## in which R in position 3 or 4 of the thiophene nucleus is hydrogen, methyl, chlorine or bromine and R.sub.1 is hydrogen or C.sub.1 -C.sub.4 -alkyl. The compounds have a remarkably strong inhibitory effect on the thromboxane synthetase and are useful for the treatment of conditions such as inflammation, hypertension, thrombus, apoplexy, asthma, angina pectoris, ischemic heart diseases, ischemic conditions, migraine and vascular complications in connection with diabetes.
该披露涉及噻吩-2-羧酸的新衍生物及其药用可接受的酸或碱盐,以及其制备方法。该发明的化合物具有下列结构式:##STR1##其中噻吩核的第3或第4位的R为氢、甲基、氯或溴,R.sub.1为氢或C.sub.1-C.sub.4-烷基。这些化合物对血栓素合酶有明显的强抑制作用,可用于治疗炎症、高血压、血栓、中风、哮喘、心绞痛、缺血性心脏病、缺血性疾病、偏头痛以及与糖尿病相关的血管并发症。