N-3-Substituted Pyrimidinones as Potent, Orally Active, AT1 Selective Angiotensin II Receptor Antagonists
作者:Aldo Salimbeni、Renato Canevotti、Fabio Paleari、Davide Poma、Saturnino Caliari、Francesco Fici、Rocco Cirillo、Anna R. Renzetti、Alessandro Subissi
DOI:10.1021/jm00024a008
日期:1995.11
A novel series of nonpeptide angiotensin II (A II) antagonists containing a pyrimidinone ring which carries a C-linked biphenyltetrazole moiety and a carboxyheteroaryl group on the 3-position have been prepared. Their affinity for the AT1 receptor was determined in a binding assay on rat adrenal cortical membranes. The in vivo antihypertensive properties were tested by evaluating the inhibition of
制备了一系列新的非肽血管紧张素II(A II)拮抗剂,该拮抗剂包含嘧啶酮环,该嘧啶酮环在3位上带有C连接的联苯四唑部分和羧基杂芳基。通过对大鼠肾上腺皮质膜的结合试验确定它们对AT1受体的亲和力。通过评估对A II的升压反应的抑制,然后进行静脉和内服给药,来测试体内的抗高血压特性。与其他已知的A II拮抗剂(例如DUP)相比,广泛的分子建模研究(包括分子静电势分布的比较,构象分析和A II计算药效团模型上的覆盖物)用于评估新化合物的结构参数。 -753和SK&F 108566)。根据建模研究,在嘧啶酮环的3-位引入(羧基杂芳基)甲基部分导致衍生物的效力增加。甲基2-[[[4-丁基-2-甲基-6-氧代-5-] [[2'-(1H-四唑-5-基)] [1,1'-联苯] -4-基]甲基] -1 -(6H)-嘧啶基]甲基] -3-噻吩羧酸酯(3k,LR-B / 081),是该系列中最有效的化合物之一(Ki