Certain benzothiazine dioxide endothelin antagonists and processes for their preparation
申请人:——
公开号:US20030073684A1
公开(公告)日:2003-04-17
The instant invention is a series of benzothiazine dioxides, or a pharmaceutically acceptable salt thereof, which are potent endothelin A antagonists with profound in vitro activity, and improved syntheses for the Formula 1
1
The compounds are useful in treating elevated levels of endothelin, essential renovascular malignant and pulmonary hypertension, cerebral infarction, cerebral ischemia, congestive heart failure, and subarachnoid hemorrhage.