2-(4-M-CF.sub.3 or -SCF.sub.3 phenylpiperazino)-ethyl benzoates
申请人:Synthelabo
公开号:US03953449A1
公开(公告)日:1976-04-27
The invention provides compound of formula ##SPC1## Wherein R.sub.1 is alkyl or substituted or unsubstituted phenyl or 3-pyridyl, and R.sub.2 is hydrogen, halogen, alkoxy or trifluoromethyl, methoxy or methylthio. The compounds are useful as analgesic agents.