申请人:Takeda Chemical Industries, Ltd.
公开号:US04041079A1
公开(公告)日:1977-08-09
Novel bicyclic compounds of the general formula: ##STR1## wherein Y stands for --O-- or a methylene group, Z stands for hydrogen or an alkyl group having 1 to 6 carbon atoms and R stands for hydrogen or an alkyl group having 1 to 6 carbon atoms are useful as medicines for treatment of asthma or arrhythmia.
一般式为:##STR1## 其中Y代表--O--或亚甲基基团,Z代表氢或具有1至6个碳原子的烷基基团,R代表氢或具有1至6个碳原子的烷基基团的新型双环化合物可用作治疗哮喘或心律失常的药物。