申请人:Vita Invest, S.A.
公开号:US06455585B1
公开(公告)日:2002-09-24
New esters derived from substituted phenyl-cyclohexyl compounds, which are derived from Tramadol, process for obtaining them and their use for preparing a drug with analgesic properties. These new compounds of general formula (I) have a higher analgesic activity, a lower toxicity and a longer effective time period than Tramadol.
新的酯类衍生物是从替代苯基环己基化合物中得到的,这些化合物是从曲马多中得到的。本发明还涉及获得这些化合物的方法以及它们用于制备具有镇痛性能的药物的用途。这些新的化合物的一般式(I)具有比曲马多更高的镇痛活性、更低的毒性和更长的有效时间。