申请人:Warner-Lambert Company
公开号:US04782071A1
公开(公告)日:1988-11-01
Certain tetrasubstituted alkyl, aryl, pyridinyl, piperidinyl, and piperazinyl urea compounds stimulate the release of acetylcholine and are thus useful analgesic agents for alleviating pain or as cholinergic agents which are useful for the amelioration of the symptoms of cognitive decline in the elderly. These compounds have the general formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.4 are phenyl or substituted phenyl, and R.sub.3 is pyridinyl. Pharmaceutical compositions including these compounds as well as methods for the preparation of the compounds are also disclosed.
某些四取代烷基、芳基、吡啶基、哌啶基脲化合物促进乙酰胆碱的释放,因此可用作缓解疼痛的镇痛剂或作为胆碱能药物,对于改善老年人认知衰退症状有用。这些化合物的一般结构式为##STR1##其中R.sub.1、R.sub.2和R.sub.4为苯基或取代苯基,R.sub.3为吡啶基。还公开了包括这些化合物的药物组合物以及制备这些化合物的方法。