申请人:Zeneca Limited
公开号:US05700798A1
公开(公告)日:1997-12-23
Compounds of formula I ##STR1## wherein X.sup.a, X.sup.b, R, R.sup.1 and R.sup.2 have any of the meanings given in the specification, and their pharmaceutically acceptable salts are useful as potassium channel openers for the treatment of urinary incontinence. Also disclosed are pharmaceutical compositions, processes for preparing the compounds of formula I and intermediates.
公式I的化合物 ##STR1## 其中X.sup.a、X.sup.b、R、R.sup.1和R.sup.2具有规范中给出的任何含义,它们的药学上可接受的盐可用作治疗尿失禁的钾通道开放剂。还揭示了制备公式I化合物和中间体的制药组合物和过程。