申请人:Fujisawa Pharmaceutical Co., Ltd.
公开号:US04916152A1
公开(公告)日:1990-04-10
The invention relates to novel compounds of the formula: ##STR1## wherein R.sup.1 is hydrogen, lower alkoxycarbonyl, phenylsulfonyl, phenylsulfonyl substituted with 1 to 3 substituent(s) selected from the group consisting of halogen, nitro, lower alkoxy, mono (or di or tri)halo(lower)alkyl and lower alkyl, phenylcarbamoyl, lower alkylsulfonyl, benzoyl or thienylsulfonyl; R.sup.2 is phenylsulfonyl or phenylsulfonyl substituted with 1 to 3 substituent(s) selected from the group consisting of halogen, lower alkyl, lower alkoxy and mono(or di or tri)halo(lower)alkyl, R.sup.3 is carboxy(lower)alkyl, lower alkyl substituted with carboxy and 1 to 3 halogen atom(s), esterified carboxy(lower)alkyl, carbamoyl(lower)alkyl, lower alkylsulfonylcarbamoyl(lower)alkyl, phenylsulfonylcarbamoyl(lower)alkyl, carboxyphenyl, esterified carboxyphenyl, carboxy, esterified carboxy, hydroxy(lower)alkyl, sulfino(lower)alkyl, phosphono(lower)alkyl, di(lower)alkoxyphosphoryl(lower)alkyl or halo(lower)alkyl, R.sup.7 is hydrogen or lower alkyl, and A is ##STR2## in which R.sup.8 is hydrogen or lower alkyl, or a pharmaceutically acceptable salt thereof, useful as therapeutic agents for thrombosis, asthma and nephritis.
该发明涉及以下结构的新化合物:##STR1## 其中R.sup.1为氢、较低的烷氧羰基、苯基磺酰基、苯基磺酰基,其上带有1至3个取代基,所述取代基选自卤素、硝基、较低烷氧基、单(或双或三)卤代(较低)烷基和较低烷基、苯基氨基甲酰基、较低烷基磺酰基、苯甲酰基或噻吩基磺酰基;R.sup.2为苯基磺酰基或苯基磺酰基,其上带有1至3个取代基,所述取代基选自卤素、较低烷基、较低烷氧基和单(或双或三)卤代(较低)烷基,R.sup.3为羧基(较低)烷基、较低烷基,其上带有羧基和1至3个卤原子,酯化的羧基(较低)烷基、氨基甲酰基(较低)烷基、较低烷基磺酰基氨基甲酰基(较低)烷基、苯基磺酰基氨基甲酰基(较低)烷基、羧基苯基、酯化的羧基苯基、羧基、酯化的羧基、羟基(较低)烷基、磺基(较低)烷基、磷酸(较低)烷基、二(较低)烷氧基磷酰(较低)烷基或卤代(较低)烷基,R.sup.7为氢或较低烷基,A为##STR2## 其中R.sup.8为氢或较低烷基,或其药学上可接受的盐,用作治疗血栓、哮喘和肾炎的治疗剂。