申请人:Pharmacia AS
公开号:US04072760A1
公开(公告)日:1978-02-07
Phenylethanolamines of the formula I ##STR1## wherein R is substituted phenyl or optionally substituted furyl, thienyl, or pyridyl, R.sub.5 is hydrogen, lower alkyl, or optionally substituted benzyl, R.sub.4, R.sub.6, R.sub.8, and R.sub.9 each are hydrogen or lower alkyl, R.sub.7 is hydrogen, halogen, or lower alkyl, Q is --CO--or --CH.sub.2 --, and L is hydrogen or lower alkylcarbonyl, and enantiomers, diastereoisomers and salts thereof; also, process for preparing the compounds. Compounds of the invention possess bronchosposmolytic activity.
公式I的苯乙醇胺##STR1##中,R为取代苯基或可选择取代的呋喃基、噻吩基或吡啶基,R.sub.5为氢、低碳基或可选择取代的苄基,R.sub.4、R.sub.6、R.sub.8和R.sub.9各自为氢或低碳基,R.sub.7为氢、卤素或低碳基,Q为--CO--或--CH.sub.2--,L为氢或低碳基酰基,以及其对映体、非对映体异构体和盐;同时,提供了制备这些化合物的方法。本发明的化合物具有支气管舒张活性。