申请人:Sumitomo Pharmaceuticals Company, Limited
公开号:EP0978280A1
公开(公告)日:2000-02-09
A 2-azabicyclo compound of the formula:
wherein R1 is hydrogen or alkyl;
one of R2 and R3 is optionally substituted nitrogen-containing heteroaryl; the other of R2 and R3 is hydrogen, alkyl, alkenyl, alkynyl or aralkyl:
n is 1, 2 or 3;
one of X1 and X2 is hydrogen, and the other of X1 and X2 is hydrogen, hydroxy, halogen, alkoxy, alkenyloxy or alkynyloxy, or X1 and X2 are taken together with the solid line to form double bond;
or a pharmaceutically acceptable salt thereof is a nicotinic acetylcholine receptor agonist and is useful as a medicament for treating a neurodegenerative disease such as Alzheimer's disease, Parkinson's disease and the like, and as an analgesic.
式中R1为氢或烷基;R2和R3中的一个是可选择的取代氮杂杂环基;另一个是氢、烷基、烯基、炔基或芳基烷基;n为1、2或3;X1和X2中的一个是氢,另一个是氢、羟基、卤素、烷氧基、烯基氧基或炔基氧基,或X1和X2与实线一起形成双键;或其药学上可接受的盐是一种尼古丁乙酰胆碱受体激动剂,可用作治疗神经退行性疾病如阿尔茨海默病、帕金森病等的药物,以及作为镇痛剂。