申请人:Ellard John Mark
公开号:US20120202804A1
公开(公告)日:2012-08-09
A compound represented by the general formula (I) or a pharmaceutically acceptable salt thereof or a solvate thereof, wherein Ring A is a C
6-14
aryl group or the like, L is —NR
e
CO— or the like (wherein R
e
is a hydrogen atom or the like), Ring B is a C
6-14
aryl group or the like, X is a C
1-3
alkylene group or the like, Y is a single bond or the like, Z is a C
1-3
alkylene group or the like, R
1
and R
2
are each independently a hydrogen atom or the like, and R
3
, R
4
, R
5
and R
6
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.
化合物由通式(I)或其药学上可接受的盐或溶剂化物表示,其中环A是C6-14芳基或类似物,L是-NReCO-或类似物(其中Re是氢原子或类似物),环B是C6-14芳基或类似物,X是C1-3烷基或类似物,Y是单键或类似物,Z是C1-3烷基或类似物,R1和R2各自独立地是氢原子或类似物,而R3、R4、R5和R6各自独立地是氢原子、卤原子或类似物。该化合物具有Aβ产生抑制作用或BACE1抑制作用,并且可用作预防或治疗由Aβ引起的、以阿尔茨海默型痴呆为代表的神经退行性疾病的药物。