申请人:Takeda Chemical Industries, Ltd.
公开号:EP0229467A1
公开(公告)日:1987-07-22
Compounds of the formula:
wherein R is hydroxy or lower alkoxy and X is lower alkoxycarbonyl, and their salts possess serotonin S₂ receptor blocking activity, calcium antagonism, actions to relieve cerebral vasospasm and to improve renal circulation, and diuretic and antithrombotic activities, and are useful as prophylactic and therapeutic agents for ischemic cardiopathies, thrombosis, hypertension and cerebral circulatory disorders.
式中 R 为羟基或低级烷氧基,X 为低级烷氧基羰基的化合物及其盐类具有 5-羟色胺 S₂ 受体阻断活性、钙拮抗作用、缓解脑血管痉挛和改善肾循环的作用,以及利尿和抗血栓活性,可用作缺血性心脏病、血栓形成、高血压和脑循环障碍的预防和治疗药物。