Dibenzoxepin derivatives: thromboxane A2 synthase inhibition and thromboxane A2 receptor antagonism combined in one molecule
作者:Etsuo Ohshima、Hideyuki Sato、Hiroyuki Obase、Ichiro Miki、Akio Ishii、Michiyo Kawakage、Shiro Shirakura、Akira Karasawa、Kazuhiro Kubo
DOI:10.1021/jm00063a011
日期:1993.5
A new series of 6,11-dihydrodibenz[b,e]oxepin derivatives exerting both thromboxane synthase inhibitory (TXS-I) and thromboxane receptor antagonist (TXRA) activities is described. (-)-11-[(3-Pyridylmethyl)thio]-6,11-dihydrodibenz[b,e]oxepin -2- carboxylic acid [(-)-3] and (E)-11-[2-(3-pyridyl)ethylidene]-6,11-dihydrodibenz[b,e]oxepin+ ++-2- carboxylic acid methanesulfonate (11E) exhibited potent inhibitory
描述了同时具有血栓烷合酶抑制作用(TXS-1)和血栓烷受体拮抗剂(TXRA)活性的一系列新的6,11-二氢二苯并[b,e] oxepin衍生物。(-)-11-[(3-吡啶基甲基)硫代] -6,11-二氢二苯并[b,e] oxepin -2-羧酸[(-)-3]和(E)-11- [2-(3 -吡啶基)[亚乙基] -6,11-二氢二苯并[b,e]氧杂环丁酯+ ++-2-羧酸甲磺酸盐(11E)对牛血小板血栓烷合酶具有有效的抑制作用,IC50值分别为4.0和14 nM。所述衍生物还拮抗Ki值分别为85和180nM的豚鼠血小板TXA2 / PGH2受体。化合物11E在离体实验中表现出双重抑制活性,并在大鼠急性肾衰竭模型中显示出显着的保护作用。