申请人:Imperial Chemical Industries PLC
公开号:US05053415A1
公开(公告)日:1991-10-01
The invention concerns novel, pharmaceutically useful 1,3-dioxane alkenoic acid derivatives of the formula I containing a pyridyl moiety at position 4 of the dioxane ring and in which the groups at positions 2, 4 and 5 have cis-relative stereochemistry, X is hydrogen, alkoxy or hydroxy, Y is vinylene, n is 1 or 2, A.sup.1 is alkylene, the substituents R.sup.1 and R.sup.2 at position 2 of the dioxane ring have a variety of values defined hereinafter, and R.sup.4 is hydroxy, a physiologically acceptable alcohol residue or alkanesulphonamido, and the pharmaceutically acceptable salts thereof. The invention also includes processes for the manufacture and use of the acid derivatives as well as pharmaceutical compositions for therapeutic use in one or more of a variety of diseases such as ischaemic heart disease, cerebrovascular disease, asthmatic disease and/or inflammatory disease.
本发明涉及一种新型的、具有药用价值的1,3-二氧杂环烯酸衍生物,其化学式为I,其中在二氧杂环烷环的4位上含有吡啶基团,且在2、4和5位的基团具有顺式立体化学,X为氢、烷氧基或羟基,Y为乙烯基,n为1或2,A.sup.1为烷基,2位的取代基R.sup.1和R.sup.2具有以下定义的多种取值,R.sup.4为羟基、生理上可接受的醇残基或烷基磺酰胺基,以及其药学上可接受的盐。本发明还包括制造和使用该酸衍生物的方法,以及用于治疗缺血性心脏病、脑血管疾病、哮喘病和/或炎症性疾病等多种疾病的药物组合物。