Compounds of formula (I):
[in which: R1 is heterocyclic group having 5 or 6 ring atoms, or -NR7R8, where R7 is alkyl and R8 is optionally substituted phenyl, optionally substituted phenylalkyl or cycloalkyl; R2 is optionally substituted phenyl or naphthyl; R3 is thiazolyl; R4 is cyclohexyl or isopropyl; R5 is alkyl; and R6 is alkyl] and salts thereof have renin-inhibitory and, hence, hypotensive activities and are of value in the diagnosis and treatment of hypertension induced by failures in the renin-angiotensin system. They may be prepared by reacting together appropriate amino acids or derivatives thereof.
式(I)化合物:
其中R1 是具有 5 或 6 个环原子的杂环基团,或 -NR7R8,其中 R7 是烷基,R8 是任选取代的苯基、任选取代的苯基烷基或环烷基;R2 是任选取代的苯基或
萘基;R3 是
噻唑基;R4 是环己基或异丙基;R5 是烷基;R6 是烷基]及其盐具有肾素抑制活性,因此具有降血压活性,在诊断和治疗由肾素-
血管紧张素系统失效诱发的高血压方面具有价值。它们可通过将适当的
氨基酸或其衍
生物反应制备而成。