申请人:American Home Products Corporation
公开号:US04940789A1
公开(公告)日:1990-07-10
This invention involves novel neuroprotectant agents of the formula: ##STR1## in which R.sup.1 and R.sup.3 are, independently, hydrogen, alkyl, alkoxy, hydroxy, cyano, nitro, halo, trifluoromethyl, amino, alkylamino or dialkylamino; R.sup.2 is alkyl; R.sup.4 is alkyl, phenyl or benzyl; n is 0 or 1; m is one of the integers 0,1,2,3,4,5 or 6; and X is alkyl, alkylamino, dialkylamino, alkanoyl or substituted or unsubstituted phenyl, pyridinyl, pyrimidinyl, pyrazinyl, quinolyl, morpholinyl, furyl thienyl, pyrrolyl, tetrahydrofuryl, tetrahydrothienyl, pyrrolidinyl, piperidinyl, piperazinyl or perhydropyridminyl, in which the subsitutent is alkyl, alkoxy, halo, trifluoromethyl, cyano, nitro or hydroxy; or a pharmaceutically acceptable salt thereof; and their use in control of degenerative CNS disease states.
这项发明涉及新型神经保护剂的结构式:##STR1##其中R.sup.1和R.sup.3分别是氢、烷基、烷氧基、羟基、氰基、硝基、卤素、三氟甲基、氨基、烷基氨基或二烷基氨基;R.sup.2是烷基;R.sup.4是烷基、苯基或苄基;n为0或1;m是0、1、2、3、4、5或6中的一个整数;X是烷基、烷基氨基、二烷基氨基、烷酰基或取代或未取代的苯基、吡啶基、嘧啶基、吡嗪基、喹啉基、吗啉基、呋喃基、噻吩基、吡咯基、四氢呋喃基、四氢噻吩基、吡咯烷基、哌啶基、哌嗪基或全氢吡啶基,其中取代基是烷基、烷氧基、卤素、三氟甲基、氰基、硝基或羟基;或其药用可接受的盐;以及它们在控制退行性中枢神经系统疾病状态方面的用途。