申请人:Hoechst-Roussel Pharmaceuticals, Inc.
公开号:US04800203A1
公开(公告)日:1989-01-24
There are described pyrrolo[1,2-b]cinnolines having the formula ##STR1## where R.sub.1 when present is hydrogen, loweralkyl, arylloweralkyl or --CH.sub.2 CO.sub.2 C.sub.2 H.sub.5 ; R.sub.2 is hydrogen, loweralkyl, arylloweralkyl, chlorine, bromine, iodine, formyl, nitro, --Ch.dbd.CR.sub.3 R.sub.4 or --CH.sub.2 CHR.sub.3 R.sub.4, R.sub.3 and R.sub.4 being independently hydrogen, loweralkyl, aryl or arylloweralkyl; X is oxygen, amino, loweralkylamino, arylloweralkylamino or methoxy; and Y is hydrogen, fluorine, chlorine, bromine, iodine, trifluoromethyl or nitro, and pharmaceutically acceptable acid addition salts thereof which are useful as analgesic agents and as enhancers of cholinergic function and hence for the treatment of memory dysfunctions and senile dementia's such as Alzheimer's disease characterized by diminished cholinergic function.
描述了具有以下结构式的吡咯并[1,2-b]菲啉化合物:其中R.sub.1在存在时为氢、较低烷基、芳基较低烷基或--CH.sub.2 CO.sub.2 C.sub.2 H.sub.5;R.sub.2为氢、较低烷基、芳基较低烷基、氯、溴、碘、甲酰基、硝基、--Ch.dbd.CR.sub.3 R.sub.4或--CH.sub.2 CHR.sub.3 R.sub.4,其中R.sub.3和R.sub.4独立地为氢、较低烷基、芳基或芳基较低烷基;X为氧、氨基、较低烷基氨基、芳基较低烷基氨基或甲氧基;Y为氢、氟、氯、溴、碘、三氟甲基或硝基,以及其药学上可接受的酸盐,可用作镇痛剂和增强胆碱功能的药物,因此可用于治疗记忆功能障碍和老年性痴呆症,如由胆碱功能减弱所特征化的阿尔茨海默病。