申请人:Imperial Chemical Industries Limited
公开号:US04423070A1
公开(公告)日:1983-12-27
The invention concerns di- and tri-esters derived from alkanoic, (cycloalkyl)alkanoic, benzoic or phenylalkanoic acids with N-(acylaminoalkyl)-dihydroxyphenylethanolamines, and pharmaceutically acceptable salts thereof; processes for their preparation and manufacture; and pharmaceutical compositions thereof. The esters are useful for the topical treatment of an area of inflammation affecting the skin of a warm-blooded animal. Representative esters of the invention are 1-[3,4-bis(pivaloyloxy)phenyl]-2-[2-(2-phenylacetamido)ethylamino]-ethanol , 1-[3,4-bis(pivaloyloxy)phenyl]-2-[1,1-dimethyl-2-(2-phenoxyacetamido)-eth ylamino]-ethanol, and the hydrochlorides and hydrobromides thereof.
本发明涉及由烷基,(环烷基)烷基,苯甲酸或苯基烷基酸与N-(酰胺基)-二羟基苯乙醇胺衍生的二酯和三酯,以及其药学上可接受的盐;其制备和制造的过程;以及其制成的药物组合物。这些酯类对于治疗影响温血动物皮肤的炎症区域具有局部治疗作用。本发明的代表性酯类为1- [3,4-双(异戊酰氧基)苯基] -2- [2- (2-苯乙酰胺基)乙基氨基] -乙醇,1- [3,4-双(异戊酰氧基)苯基] -2- [1,1-二甲基-2- (2-苯氧乙酰胺基) -乙基氨基] -乙醇,以及其盐酸盐和溴化物盐。