申请人:Takeda Chemical Industries, Ltd.
公开号:US05620973A1
公开(公告)日:1997-04-15
A novel compound of the formula ##STR1## wherein Ar represents a tetracyclic fused heterocyclic group which may be substituted; R.sup.1 represents H or a hydrocarbon group which may be substituted; Y represents an amino or nitrogen-containing saturated heterocyclic group which may be substituted, its salt, inhibiting excellent cholinesterase inhibitory activity and monoamine uptake inhibitory activity, thus being useful as therapeutic and/or prophylactic medicaments of senile dementia.
该化合物的式子为##STR1## 其中Ar代表一个四环融合的杂环基团,可以被取代;R.sup.1代表氢或一个可以被取代的碳氢基团;Y代表一个氨基或含氮的饱和杂环基团,可以被取代,它的盐具有优异的胆碱酯酶抑制活性和单胺摄取抑制活性,因此可用作治疗和/或预防老年性痴呆的药物。