申请人:Novapharme
公开号:US05059614A1
公开(公告)日:1991-10-22
The object of the invention are anticonvulsant heterocyclic compounds of general formula: ##STR1## in which R.sub.1 and R.sub.2 is each selected from C.sub.1 -C.sub.4 alkyl, phenyl, benzyl, trifluoromethyl or halogen, R.sub.3 is selected from hydrogen, hydroxy, C.sub.1 -C.sub.4 alkyl or alkoxy, R.sub.4, in position 3 or 5, is selected from hydrogen, trifluoromethyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkyl, or C.sub.1 -C.sub.4 hydroxyalkyl, R.sub.5 is selected from hydrogen or C.sub.4 -C.sub.4 alkyl or R.sub.4 and R.sub.5 together form a tetramethylene group, Z at position 3 or 5 on the heterocycle is selected from: --N(R.sub.6)--CO--, --CO--N(R.sub.6)--, --N(R.sub.6)--CO--N(R.sub.6)-- --CH(R.sub.6)--NH--CO--, or --NH-CO--CH(R.sub.6), in which R.sub.6 is selected from hydrogen or C.sub.1 -C.sub.4 alkyl.
本发明的对象是一类抗惊厥杂环化合物,其通用公式为:##STR1##,其中R.sub.1和R.sub.2各自选自C.sub.1-C.sub.4烷基、苯基、苄基、三氟甲基或卤素,R.sub.3选自氢、羟基、C.sub.1-C.sub.4烷基或烷氧基,R.sub.4在3号或5号位置选自氢、三氟甲基、C.sub.1-C.sub.4烷氧基、C.sub.1-C.sub.4烷基或C.sub.1-C.sub.4羟烷基,R.sub.5选自氢或C.sub.4-C.sub.4烷基,或者R.sub.4和R.sub.5共同形成一个四亚甲基基团,杂环上3号或5号位置的Z选自:--N(R.sub.6)--CO--,--CO--N(R.sub.6)--,--N(R.sub.6)--CO--N(R.sub.6)--,--CH(R.sub.6)--NH--CO--,或--NH-CO--CH(R.sub.6),其中R.sub.6选自氢或C.sub.1-C.sub.4烷基。