A cholinesterase inhibiting agent which contains an alkylene diamine of the formula
wherein R1 and R2 each independently is a hydrogen atom or a hydrocarbon residue which may optionally be substituted, or R' and R2 combinedly form, together with the adjacent nitrogen atom, a condensed heterocyclic group, R3 is a hydrogen atom or a hydrocarbon residue or an acyl group which may optionally be substituted and R4 is a hydrogen atom, or R3 and R4 combinedly form a group of the formula
CH2)m- or -(CH2)m+1- (m being 0, 1 or 2), A is -(CH2)ℓ- (ℓ being 0, 1 or 2) or -CH=CH-, X is a substituent or substituents and n is an integer of 4 to 7, or a salt thereof, which are useful as cerebral function improving agents for the prevention or treatment of senile dementia, Alzheimer's disease, Huntington's chorea, hyperkinesia, mania and so forth.
一种
胆碱酯酶抑制剂,含有式中的亚烷基二胺
其中 R1 和 R2 各自独立地为氢原子或可选择被取代的烃残基,或 R' 和 R2 与相邻的氮原子结合形成缩合杂环基团,R3 为氢原子或烃残基或可选择被取代的酰基,R4 为氢原子,或 R3 和 R4 结合形成式中的基团
CH2)m-或-( )m+1-(m 为 0、1 或 2),A 为-( )ℓ-(ℓ 为 0、1 或 2)或-CH=CH-,X 为一个或多个取代基,n 为 4 至 7 的整数,或其盐,可用作脑功能改善剂,用于预防或治疗老年痴呆症、阿尔茨海默病、亨廷顿舞蹈症、运动过度、躁狂症等。