申请人:Astra Aktiebolag
公开号:US05849921A1
公开(公告)日:1998-12-15
Angiotensin-II antagonists of the formula ##STR1## wherein R.sub.1 is, other than hydrogen and, inter alia, halogen, lower alkyl or cycloalkyl; R.sub.2 is, inter alia, optionally substituted benzimidazol-2-yl, 5,6,7,8-tetrahydro-imidazo\x9b1,2-a!pyridin-2-yl, butanesultam-1-yl, imidazol-4-yl, and tetrahydobenzimidazol-2-yl; R.sub.3 is, inter alia, lower alkyl; and, R.sub.4 is an acidic group, such as carboxyl or tetrazolyl. An exemplary compound is: 4'-\x9b(2-ethyl-4-methyl-6-(5,6,7,8-tetrahydroimidazo\x9b1,2-a!pyridin-2-yl)-ben zimidazol-1-yl)-methyl!-biphenyl-2-carboxylic acid.
公式为 ##STR1## 的血管紧张素-II拮抗剂,其中R.sub.1是除氢之外的卤素、较低的烷基或环烷基等;R.sub.2是可选择取代的苯并咪唑-2-基、5,6,7,8-四氢咪唑\x9b1,2-a!吡啶-2-基、丁磺酰胺-1-基、咪唑-4-基和四氢苯并咪唑-2-基等;R.sub.3是较低的烷基等;而R.sub.4是酸性基团,例如羧基或四唑基。其中一种典型化合物是:4'-\x9b(2-乙基-4-甲基-6-(5,6,7,8-四氢咪唑\x9b1,2-a!吡啶-2-基)-苯并咪唑-1-基)-甲基!-联苯-2-羧酸。