申请人:Ciba-Geigy Corporation
公开号:US04859691A1
公开(公告)日:1989-08-22
Disclosed are 1,2-benzisoxazole and 1,2-benzisothiazole derivatives represented by formula I ##STR1## wherein X represents oxygen or sulfur; Z rep;esents carbon (CH) so as to complete the imidazol-1-yl ring radical or Z represents nitrogen (N) so as to complete the 1,2,4-triazol-1-yl ring radical; R.sub.1 represents hydrogen, lower alkenyl, lower alkynyl, aryl-lower alkyl or lower alkyl; R.sub.2 represents hydrogen, lower alkenyl, lower alkynyl, aryl-lower alkyl or lower alkyl; or R.sub.1 and R.sub.2 combined represent lower alkylene; or R.sub.1 combined with R.sub.5 located on the Z-carbon atom of the imidazolyl radical represents C.sub.2 -C.sub.4 -alkylene; R.sub.3 and R.sub.4 independently represent hydrogen, lower alkyl, cycloalkyl, halogen, trifluoromethyl, cyano, nitro, amino, hydroxy, lower alkanoyloxy, carbocyclic aroyloxy, lower alkoxy, or carbocyclic aryl; or R.sub.3 and R.sub.4, together when located on adjacent carbon atoms, represent lower alkylenedioxy; or R.sub.3 and R.sub.4, together when located on the carbon atoms to which attached a benzo-fused or C.sub.5 -C.sub.7 -cycloalka-fused ring, respectively; R.sub.5 located on carbon represents hydrogen, lower alkyl or hydroxy-lower alkyl; R.sub.6 located on carbon represents hydrogen or lower alkyl; or when Z represents carbon, R.sub.5 located on the Z-carbon atom combined with R.sub.6 located on the adjacent carbon atom represents C.sub.3 -C.sub.5 -alkylene; and pharmaceutically acceptable salts thereof; which are active in mammals as anticonvulsant agents.
本发明涉及表示为式I的1,2-苯并异噁唑和1,2-苯并异硫唑衍生物
##STR1##
其中X代表氧或硫; Z代表碳(CH),以完成咪唑-1-基环或Z代表氮(N),以完成1,2,4-三唑-1-基环; R.sub.1代表氢,低烯丙基,低炔基,芳基-低烷基或低烷基; R.sub.2代表氢,低烯丙基,低炔基,芳基-低烷基或低烷基; 或R.sub.1和R.sub.2组合表示低烷基; 或R.sub.1与位于咪唑基上的Z-碳原子上的R.sub.5组合表示C.sub.2-C.sub.4-烷基; R.sub.3和R.sub.4独立地表示氢,低烷基,环烷基,卤素,三氟甲基,氰基,硝基,氨基,羟基,低烷酰氧基,环烷基酰氧基,低烷氧基或环烷基; 或当位于相邻碳原子上时,R.sub.3和R.sub.4组合表示低烷二氧基; 或当位于连接苯并融合或C.sub.5-C.sub.7-环烷融合环的碳原子上时,R.sub.3和R.sub.4组合分别表示; 位于碳上的R.sub.5表示氢,低烷基或羟基-低烷基; 位于碳上的R.sub.6表示氢或低烷基; 或当Z表示碳时,位于Z-碳原子上的R.sub.5与位于相邻碳原子上的R.sub.6组合表示C.sub.3-C.sub.5-烷基; 及其药学上可接受的盐; 作为哺乳动物的抗惊厥剂具有活性。