AMINOGUANIDINE HYDRAZONE DERIVATIVES, PROCESS FOR PRODUCING THE SAME AND DRUGS THEREOF
申请人:Takeda Chemical Industries, Ltd.
公开号:EP1057812A1
公开(公告)日:2000-12-06
The present invention is to provide a compound of the formula:
wherein the ring A is an optionally substituted 5- to 6-membered aromatic heterocyclic ring, the ring B an optionally substituted 5- to 6-membered aromatic homocyclic ring or an optionally substituted 5- to 6-membered aromatic heterocyclic ring, R1 is a hydrogen atom, a hydroxy group or a lower alkyl group, and n is 0 or 1, or a salt thereof, which is effective for the prevention or treatment of ischemic cardiac disease, etc., and which is useful as preventing or treating agent for ischemic cardiac disease, etc. such as myocardial infarction, arrhythmia, etc.
本发明旨在提供一种式化合物:
其中环A为任选取代的5-6元芳香杂环,环B为任选取代的5-6元芳香均环或任选取代的5-6元芳香杂环,R1为氢原子、羟基或低级烷基,n为0或1,或其盐,可有效预防或治疗缺血性心脏病等、可用作心肌梗塞、心律失常等缺血性心脏病的预防或治疗剂。