申请人:Syntex (U.S.A) Inc.
公开号:US04686234A1
公开(公告)日:1987-08-11
Compounds useful for treating inflammatory diseases, in particular rheumatoid arthritis, represented by the formula: ##STR1## and the pharmaceutically acceptable salts thereof, wherein: R.sub.1 is H or lower alkyl having 1 to 6 carbon atoms; R.sub.2 is H, lower alkyl having 1 to 6 carbon atoms or ##STR2## in which R.sub.3 is H, lower alkyl having 1 to 6 carbon atoms or a pharmaceutically acceptable cation; R.sub.4 and R.sub.5 are each independently H or lower alkyl having 1 to 6 carbon atoms; X and Y are each independently O or S; and n is an integer of 1-6.
对于治疗炎症性疾病,特别是类风湿性关节炎有用的化合物,其化学式为:##STR1##以及其药学上可接受的盐,其中:R.sub.1为H或具有1至6个碳原子的低碳基;R.sub.2为H、具有1至6个碳原子的低碳基或##STR2##其中R.sub.3为H、具有1至6个碳原子的低碳基或药学上可接受的阳离子;R.sub.4和R.sub.5各自独立地为H或具有1至6个碳原子的低碳基;X和Y各自独立地为O或S;n为1-6的整数。