There are disclosed compounds having the formula
where
X is hydrogen, loweralkyl, loweralkoxy, halogen or trifluoromethyl, and R when present is hydrogen, loweralkyl, allyl, arylloweralkyl,
wherein R1 is loweralkyl,
n being 2, 3 or 4 and R2 and R3 being independently loweralkyl, or the group
taken as a whole constituting
which compounds are useful as analgesic agents and also for the treatment of various memory dysfunctions characterized by a decreased cholinergic function such as Alzheimer's disease.
已公开的化合物具有如下式子
式中
X为氢、低级烷基、低级烷氧基、卤素或三
氟甲基,R为氢、低级烷基、烯丙基、芳基低级烷基、
其中 R1 为低级烷基、
n 为 2、3 或 4,R2 和 R3 独立地为低级烷基,或该基团
整体构成
这些化合物可用作镇痛剂,也可用于治疗以
胆碱能功能减退为特征的各种记忆功能障碍,如阿尔茨海默氏症。