Benzeneacetic acid, α-methyl-4-(2-methylpropyl)-,3-[2-[(dimethylamino)methyl]-1-hydroxycyclohexyl]phenyl ester has analgesic activity which is higher than that of tramadol, a lesser toxicity and longer duration of activity.
[1]. Vita-Invest, S.A. New esters derived from substituted phenyl-cyclohexyl compounds. WO 2000027799 A1
















