申请人:Hoechst-Roussel Pharmaceuticals Inc.
公开号:US04920117A1
公开(公告)日:1990-04-24
There are disclosed compounds having the formula ##STR1## where X is hydrogen, loweralkyl, loweralkoxy, halogen or trifluoromethyl, and R when present is hydrogen, loweralkyl, allyl, arylloweralkyl, ##STR2## wherein R.sub.1 is loweralkyl, --CH.sub.2 C.tbd.CH, ##STR3## n being 2, 3 or 4 and R.sub.2 and R.sub.3 being independently loweralkyl, or the group ##STR4## taken as a whole constituting ##STR5## 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.
公开了具有以下结构式的化合物:##STR1## 其中X是氢,低碳基,低碳氧基,卤素或三氟甲基,当存在R时,R是氢,低碳基,烯丙基,芳基低碳基,##STR2##其中R.sub.1是低碳基,--CH.sub.2 C.tbd.CH,##STR3##其中n为2、3或4,R.sub.2和R.sub.3独立地为低碳基,或作为整体构成##STR4##的基团,这些化合物可用作镇痛剂,并用于治疗各种记忆功能障碍,其特征是胆碱能功能降低,如阿尔茨海默病。