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.
该发明涉及从烷酸、(环烷基)烷酸、苯甲酸或苯基烷酸与N-(酰胺基烷基)-二羟基苯乙醇胺衍生的二酯和三酯,以及其药用可接受的盐;它们的制备和生产过程;以及它们的药物组合物。这些酯对于治疗影响温血动物皮肤的炎症区域具有用处。该发明的代表性酯包括1-[3,4-双(偏酰氧基)苯基]-2-[2-(2-苯乙酰胺基)乙基氨基]-乙醇,1-[3,4-双(偏酰氧基)苯基]-2-[1,1-二甲基-2-(2-苯氧基乙酰胺基)-乙基氨基]-乙醇,以及它们的盐酸盐和溴化盐。