申请人:Takeda Chemical Industries, Ltd.
公开号:US05523305A1
公开(公告)日:1996-06-04
Novel composition represented by the formula: ##STR1## wherein ring A and ring B each means a benzene ring which may be substituted; R means a hydrogen atom or an alkyl group which may be substituted; R.sup.1 means a hydrogen atom or an alkyl group which may be substituted; R.sup.2 means a hydrocarbon group which may be substituted or a heterocyclic group which may be substituted, or R.sup.1 and R.sup.2, taken together with the adjacent nitrogen atom, jointly form a ring which may be substituted, or a pharmaceutically acceptable salt thereof which is a useful tachykinin receptor antagonist.
这是化学方程式的描述,表示为:##STR1## 其中环A和环B分别表示可以被取代的苯环;R表示氢原子或可以被取代的烷基基团;R.sup.1表示氢原子或可以被取代的烷基基团;R.sup.2表示可以被取代的碳氢基团或可以被取代的杂环基团,或R.sup.1和R.sup.2,与相邻的氮原子一起,共同形成一个可以被取代的环,或其药用可接受的盐,是一种有用的缓释素受体拮抗剂。