申请人:Hoffmann-La Roche Inc.
公开号:US04649160A1
公开(公告)日:1987-03-10
Substituted phenoxy-aminopropanols of the formula ##STR1## wherein R is a branched-chain alkyl of 3 or 4 carbon atoms, R.sup.1 is hydrogen, halogen or lower alkyl and R.sup.2 and R.sup.3, independently, are hydrogen, halogen, lower alkyl, lower alkoxy or lower alkylthio, and pharmaceutically acceptable acid addition salts thereof, are described. A process for their preparation, as well as pharmaceutical preparations containing them are also described. The compounds of formula I and their salts possess cardioselective .beta.-adrenergic blocking activity and antihypertensive activity.
描述了式子##STR1##中R为3或4个碳原子的支链烷基,R.sup.1为氢、卤素或较低烷基,R.sup.2和R.sup.3独立地为氢、卤素、较低烷基、较低烷氧基或较低烷基硫基的苯氧基氨基丙醇衍生物,以及其药学上可接受的酸盐。还描述了一种制备它们的方法,以及含有它们的药物制剂。式I的化合物及其盐具有心脏选择性β-肾上腺素能受体阻滞活性和降压活性。