4-hydroxybenzomorphans

Abstract

4-Hydroxybenzomorphans containing carboxamide or thiocarboxamide at the 3-position are useful as analgesics, anti-diarrheal agents, anticonvulsants, antitussives and anti-addiction medications.

I claim: 
     
         1 - 9 . (canceled) 
     
     
         10 . A pharmaceutically acceptable acid addition salt of a compound of formula: 
       
         
           
           
               
               
           
         
         wherein said salt is selected from acetic, benzenesulfonic (besylate), benzoic, camphorsulfonic, citric, ethenesulfonic, fumaric, gluconic, glutamic, hydrobromic, hydrochloric, isethionic, lactic, maleic, malic, mandelic, methanesulfonic, mucic, nitric, pamoic, pantothenic, phosphoric, succinic, sulfuric, tartaric acid or p-toluenesulfonic acid salt.