申请人:TOYO JOZO KABUSHIKI KAISHA
公开号:EP0242957A1
公开(公告)日:1987-10-28
Compounds of formula (I)
wherein R is hydroxyl, halogen, lower alkanoyloxy, R4-carbamoyloxy, arylthio, 1-methyltetrazole-5-yl-thio, 1-imidazolyl, morpholino,
or
in which R4 is lower alkyl or aryl, Rs is hydrogen, lower alkyl or aryl, R6 is hydrogen, lower alkyl, hydroxy-lower alkyl, aryl, aryl-lower alkanoyl, arylcarbonyl, arylsulfonyl or thienyl-lower alkanoyl, A and A, are lower alkylene, m is an integer of from 4 to 6, n is the integer 2 or 3; R, is alkyl aryl-lower alkyl or aryl; and R2 and R3 are each lower alkyl or together constitute tetramethylene; and pharmacologically acceptable non-toxic salts thereof; wherein aryl means phenyl unsubstututed or substituted by C1-3 alkyl, halogen, nitro or lower alkoxyl; have an inhibitory action on platelet aggregation, vasodilating activity and/or inhibitory action on lipoperoxide generation.
式(I)化合物
其中 R 是羟基、卤素、低级烷酰氧基、R4-氨基甲酰氧基、芳硫基、1-甲基四唑-5-硫基、1-咪唑基、吗啉基、
或
其中 R4 是低级烷基或芳基,Rs 是氢、低级烷基或芳基,R6 是氢、低级烷基、羟基-低级烷基、芳基、芳基-低级烷酰基、芳基羰基、芳基磺酰基或噻吩基-低级烷酰基,A 和 A,是低级亚烷基,m 是 4 到 6 的整数,n 是 2 或 3 的整数;R,是烷基芳基-低级烷基或芳基;以及 R2 和 R3 分别为低级烷基或共同构成四亚甲基;及其药理上可接受的无毒盐;其中芳基指未被 C1-3 烷基、卤素、硝基或低级烷氧基取代或取代的苯基;具有抑制血小板聚集的作用、血管扩张活性和/或抑制脂过氧化物生成的作用。