申请人:Dainippon Sumitomo Pharma Co., Ltd.
公开号:US07816387B2
公开(公告)日:2010-10-19
The present invention relates to a compound of the formula (1):
wherein R1 is group of the formula (2):
(wherein X is nitrogen atom or C(R5), Y is nitrogen atom or C(R6), R5 and R6 are each independently hydrogen atom, etc.) etc., m is 1 to 6, L1 is single bond, etc., R2 is hydrogen atom, substituted or unsubstituted alkyl group, etc., R3 is hydrogen atom, etc., L2 is single bond, etc., R4 is hydrogen atom, substituted or unsubstituted aryl group, etc., or pharmaceutically acceptable salt thereof, being useful for preventing or treating Alzheimer's disease.
本发明涉及一种化合物,其化学式为(1):其中,R1是化学式(2)的基团:(其中,X是氮原子或C(R5),Y是氮原子或C(R6),R5和R6分别独立地是氢原子等),m为1至6,L1是单键等,R2是氢原子,取代或未取代的烷基等,R3是氢原子等,L2是单键等,R4是氢原子,取代或未取代的芳基等,或其药学上可接受的盐,用于预防或治疗阿尔茨海默病。