9-Aminotetrahydroacridines and related compounds, a process for their preparation and their use as medicaments
申请人:HOECHST-ROUSSEL PHARMACEUTICALS INCORPORATED
公开号:EP0499231A1
公开(公告)日:1992-08-19
The present invention relates to 9-amino-1,2,3,4-tetrahydroacridines and related compounds of formula 1
wherein Y ix C= 0 or CHOH; R1 is hydrogen or loweralkyl; R2 is hydrogen, loweralkyl, or phenylloweralkyl; R3 is hydrogen, OR4 wherein R4 is hydrogen or COR5 wherein R5 is loweralkyl, X is hydrogen, loweralkyl, halogen, loweralkoxy, hydroxy, or trifluoromethyl, the geometric or optical isomers thereof, N-oxides, thereof, or the pharmaceutically acceptable acid addition salts thereof, which are useful in relieving memory dysfunction and are thus indicated in the treatment of Alzheimer's disease.
The invention relates further to a process for the preparation of the above compounds.
本发明涉及 9-氨基-1,2,3,4-四氢吖啶和式 1 的相关化合物
其中Y ix C=0或CHOH;R1是氢或低级烷基;R2是氢、低级烷基或苯基低级烷基;R3是氢、OR4(其中R4是氢)或COR5(其中R5是低级烷基);X是氢、低级烷基、卤素、低级烷氧基、羟基或三氟甲基、其几何或光学异构体、其N-氧化物或其药学上可接受的酸加成盐,它们有助于缓解记忆功能障碍,因此适用于治疗阿尔茨海默病。
本发明进一步涉及上述化合物的制备工艺。