申请人:Eisai R&D Management Co., Ltd.
公开号:US08158620B2
公开(公告)日:2012-04-17
A compound represented by the general formula:
or a pharmaceutically acceptable salt thereof or a solvate thereof, wherein Ring A is a C6-14 aryl group or the like, L is —NReCO— or the like (wherein Re is a hydrogen atom or the like), Ring B is a C6-14 aryl group or the like, X is a C1-3 alkylene group or the like, Y is a single bond or the like, Z is a C1-3 alkylene group or the like, R1 and R2 are each independently a hydrogen atom or the like, and R3, R4, R5 and R6 are independently a hydrogen atom, a halogen atom or the like, has an Aβ production inhibitory effect or a BACE1 inhibitory effect and is useful as a prophylactic or therapeutic agent for a neurodegenerative disease caused by Aβ and typified by Alzheimer-type dementia.
该化合物的普遍式表示为:或其药学上可接受的盐或溶剂,其中环A为C6-14芳基或类似物,L为—NReCO—或类似物(其中Re为氢原子或类似物),环B为C6-14芳基或类似物,X为C1-3烷基或类似物,Y为单键或类似物,Z为C1-3烷基或类似物,R1和R2各自独立地为氢原子或类似物,而R3、R4、R5和R6各自独立地为氢原子、卤素原子或类似物。该化合物具有Aβ产生抑制作用或BACE1抑制作用,并可用作预防或治疗由Aβ引起的神经退行性疾病,如阿尔茨海默型痴呆症的药物。