申请人:Nippon Shinyaku Co. Ltd.
公开号:US04882328A1
公开(公告)日:1989-11-21
Compounds of the formula ##STR1## and pharmaceutically acceptable salts thereof, R.sup.1 is hydrogen, alkyl or phenyl unsubstituted or substituted by one or two halo moieties, R.sup.2 is hydrogen or alkyl, A CX wherein X is halo, B is O or NR.sup.3 wherein R.sup.3 is hydrogen, alkyl, acyl, haloacyl, 2alkoxycarbonyl or (5-methyl-2-oxo-1,3-dioxolen-4-yl) methyl are useful for treating bacterial infections in humans and animals.
该公式化合物及其药用盐,其中R.sup.1为氢、未取代或取代一个或两个卤素基的烷基或苯基,R.sup.2为氢或烷基,A为CX,其中X为卤素,B为O或NR.sup.3,其中R.sup.3为氢、烷基、酰基、卤代酰基、2烷氧羰基或(5-甲基-2-氧代-1,3-二氧杂环戊-4-基)甲基,可用于治疗人类和动物的细菌感染。