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.
式I中的苯乙醇胺 ##STR1## 其中R是取代的苯基或可选的取代呋喃基、噻吩基或吡啶基,R.sub.5是氢、低碳基或可选的取代苯甲基,R.sub.4、R.sub.6、R.sub.8和R.sub.9各自是氢或低碳基,R.sub.7是氢、卤素或低碳基,Q是--CO--或--CH.sub.2 --,L是氢或低碳基羰基,以及其对映体、非对映异构体和盐;还包括制备这些化合物的方法。该发明化合物具有支气管扩张活性。