The present invention provides a novel compound having an excellent acetylcholinesterase inhibitory effect. That is, it provides a 4-substituted piperidine compound fluoride represented by the following formula, a pharmaceutically acceptable salt thereof or hydrates thereof (provided that 1-benzyl-4-[(5,6-dimethoxy-2-fluoro-1-indanon)-2-yl]methylpiperidine, a pharmaceutically acceptable salt thereof and hydrates thereof are excluded).
wherein R1 and R2 represent substituents.
本发明提供了一种具有优异
乙酰胆碱酯酶抑制作用的新型化合物。即提供了由下式代表的 4-取代
哌啶化合物
氟化物、其药学上可接受的盐或其
水合物(但不包括 1-苄基-4-[(5,6-二甲氧基-2-
氟-
1-茚酮)-2-基]甲基
哌啶、其药学上可接受的盐及其
水合物)。
其中 R1 和 R2 代表取代基。