申请人:Merck Patent Gesellschaft mit Beschrankter Haftung
公开号:US05821256A1
公开(公告)日:1998-10-13
Novel compounds of the formula I ##STR1## in which R.sup.1, R.sup.2, R.sup.3 and X have the meaning indicated in claim 1, and their salts exhibit endothelin receptor-antagonistic properties.
公式I的新化合物如下:##STR1##其中R.sup.1,R.sup.2,R.sup.3和X的含义如权利要求1所示,它们的盐具有内皮素受体拮抗性。