申请人:TAKEDA CHEMICAL INDUSTRIES, LTD.
公开号:EP0567090A2
公开(公告)日:1993-10-27
A compound of the formula:
wherein ring A is an optionally substituted benzene ring; ring B' is an optionally substituted non-aromatic heterocyclic ring having, the same or different, two or more hetero atoms; R1 is a hydrogen atom or an optionally substituted hydrocarbon group, which may be different from one another in the repetition of n; Y is an optionally substituted amino group or an optionally substituted N-containing saturated heterocyclic group; n denotes an integer of 1 to 10, provided that when the ring B' is a 5- to 7-membered ring, the ring B' contains at least one nitrogen atom as hetero atom and n denotes an integer of 2 to 10, or a salt thereof. The compounds and salts thereof have an excellent cholinesterase inhibitory activity and antidepressant activity, and are useful as therapeutic and/or prophylactic medicaments of senile dementia.
式中的化合物:
其中环 A 是任选取代的苯环;环 B'是任选取代的非芳香杂环,具有相同或不同的两个或多个杂原子; R1 是氢原子或任选取代的烃基,在 n 的重复中可以彼此不同;Y 是任选取代的氨基或任选取代的含 N 饱和杂环基团;n 表示 1 至 10 的整数,条件是当环 B' 是 5 至 7 元环时,环 B' 包含至少一个氮原子作为杂原子,且 n 表示 2 至 10 的整数,或其盐。这些化合物及其盐类具有优异的胆碱酯酶抑制活性和抗抑郁活性,可作为老年痴呆症的治疗和/或预防药物。