申请人:Zeneca Limited
公开号:US05866568A1
公开(公告)日:1999-02-02
The invention concerns pharmaceutically useful compounds of the formula I, in which A.sup.1, A.sup.2, A.sup.3, A.sup.4, B.sup.1, m, Ar, W, X, Y, Z and R.sup.1 have any of the meanings defined herein, and their pharmaceutically acceptable salts, and pharmaceutical compositions containing them. The novel compounds possess endothelin receptor antagonist activity and are useful, for example, in the treatment of diseases or medical conditions in which elevated or abnormal levels of endothelin play a significant causative role. The invention further concerns processes for the manufacture of the novel compounds and the use of the compounds in medical treatment.
该发明涉及具有以下式I的药用化合物,其中A.sup.1、A.sup.2、A.sup.3、A.sup.4、B.sup.1、m、Ar、W、X、Y、Z和R.sup.1具有本文中定义的任何含义,以及它们的药用盐和含有它们的药物组合物。这些新颖化合物具有内皮素受体拮抗活性,例如,在治疗内皮素水平升高或异常对疾病或医疗状况起重要致因作用的情况下是有用的。该发明还涉及制造这些新颖化合物的过程以及在医疗治疗中使用这些化合物的方法。