申请人:Fisons Limited
公开号:US04057641A1
公开(公告)日:1977-11-08
There are described compounds of formula I, ##STR1## in which Ra is hydrogen, alkyl, alkenyl or phenyl, R.sub.3, r.sub.5, r.sub.7 and R.sub.8, which may be the same or different, are each hydrogen, alkyl, alkoxy, halogen, hydroxy, alkenyl or phenyl, Rx is hydrogen or alkyl, Ry and Rz are both hydrogen, or together represent a carbonyl oxygen atom, Rb and Rc are both hydrogen or together represent a carbon-carbon bond, And pharmaceutically acceptable derivatives thereof. There are also described processes for making the compounds and pharmaceutical, e.g. anti-inflammatory compositions, containing the compounds.
描述了一种化合物,其化学式为I,其中Ra是氢、烷基、烯基或苯基,R.sub.3、r.sub.5、r.sub.7和R.sub.8可能相同也可能不同,它们分别是氢、烷基、烷氧基、卤素、羟基、烯基或苯基,Rx是氢或烷基,Ry和Rz都是氢,或者一起代表一个羰基氧原子,Rb和Rc都是氢或一起代表一个碳-碳键,以及其药学上可接受的衍生物。还描述了制备这些化合物的方法和含有这些化合物的药物,如抗炎组合物。