Processes are disclosed for preparing phosphonyl hydroxyacyl prolines from a phosphonous acid or phosphonochloridate intermediate. The compounds prepared possess angiotension converting enzyme inhibition activty and are useful as antihypertensive agents.
This invention is also directed to orally active antihypertensive agents of the formula
wherein R₁ is certain alkyl or aralkyl groups.
本发明公开了从
膦酸或膦酰
氯中间体制备膦酰羟基酰基脯
氨酸的工艺。所制备的化合物具有
血管紧张素转换酶抑制活性,可用作降压药。
本发明还涉及式如下的口服活性降压药
其中 R₁ 是某些烷基或芳烷基。