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代表0、1或2,A代表氧或硫,Z代表氧或羟亚胺基,X代表氢或卤素,虚线代表可能是不饱和或饱和的键,R.sub.1和R.sub.2各自代表氢或烷基,R.sub.3代表氢、卤素或甲基,R.sub.4代表氢原子,或R.sub.3和R.sub.4与它们连接的两个碳原子一起代表苯,并且它们的药学上可接受的盐在治疗中很有用,特别是作为尿酸排泄剂或作为利尿和尿酸排泄剂。