申请人:Albert Rolland S.A.
公开号:US04195093A1
公开(公告)日:1980-03-25
Compounds of the general formula I ##STR1## wherein n represents 0, 1 or 2, A represents oxygen or sulphur, Z represents oxygen or hydroxyimino, X represents hydrogen, or halogen, the dotted lines represent bonds which may be unsaturated or saturated, R.sub.1 and R.sub.2 each represent hydrogen or alkyl, and R.sub.3 represents hydrogen, halogen or methyl, and R.sub.4 represents a hydrogen atom, or R.sub.3 and R.sub.4 together with the two carbon atoms to which they are attached represent benzene, and their pharmaceutically acceptable salts are useful in therapy, in particular as uricosuric agents or as diuretic and uricosuric agents.
通式I的化合物 ##STR1## 其中n表示0、1或2,A表示氧或硫,Z表示氧或羟亚胺基,X表示氢或卤素,虚线表示可以是不饱和或饱和键,R.sub.1和R.sub.2分别表示氢或烷基,R.sub.3表示氢、卤素或甲基,而R.sub.4表示氢原子,或者R.sub.3和R.sub.4与它们附着的两个碳原子一起表示苯环,并且它们的药学上可接受的盐在治疗中有用,特别是作为尿酸排泄剂或利尿尿酸排泄剂。