申请人:Fisons Limited
公开号:US04281008A1
公开(公告)日:1981-07-28
The compounds of the formula: ##STR1## wherein: R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.7, which may be the same or different, each represent hydrogen, hydroxy, alkyl or alkoxy of 1 to 6 carbon atoms, amino, acyl or acylamino of 2 to 6 carbon atoms, alkenyl of 2 to 6 carbon atoms, halogen, or alkoxy of 1 to 6 carbon atoms substituted by phenyl, X is a hydrocarbon chain of 1 to 10 carbon atoms optionally substituted by a hydroxy group, A is oxygen or is absent, Q represents a straight or branched alkylene, alkenylene or alkynylene group of 2 to 6 carbon atoms, and D represents carboxy, 5-tetrazolyl or carboxamido-5-tetrazolyl, and pharmaceutically acceptable salts, esters and amides thereof, are pharmaceutically active, being antagonists of the slow reacting substance of anaphylaxis (SRS-A) or its pathological effects. Pharmaceutical compositions containing the compounds are also described, as well as processes for preparing the compounds.
该式的化合物为:##STR1## 其中:R.sup.1、R.sup.2、R.sup.3、R.sup.4、R.sup.5 和 R.sup.7 可相同也可不同,每个分别代表氢、羟基、1至6个碳原子的烷基或烷氧基、2至6个碳原子的氨基、酰基或酰胺基、2至6个碳原子的烯基、卤素或1至6个碳原子的烷氧基,其可被苯基取代,X 为含有0至1个羟基的1至10个碳原子的烃链,A 为氧或为空,Q 代表含有2至6个碳原子的直链或支链烷基、烯基或炔基,D 代表羧基、5-四唑基或羧酰胺基-5-四唑基,以及其药学上可接受的盐、酯和酰胺,具有药理活性,可作为过敏反应的缓慢反应物质(SRS-A)或其病理效应的拮抗剂。还描述了含有该化合物的药物组合物,以及制备该化合物的方法。