NOVEL N-PHENYL-N'-CYCLOALKYLALKANOYL-PIPERAZINE, MANUFACTUREAND ANALGESIC CONTAINING SAME

摘要

There are prepared new pharmacologically active compounds of the formula: I In formula I R1 is a phenyl radical, pyridyl radical, a pyrimidyl group, or pyrazinyl radical, or a phenyl radical, pyridiyl radical, pyrimidyl radical, or pyrazinyl radical substituted by the radicals R3 and R4 which are the same or different and are hydrogen, fluorine, chlorine, bromine, trifluoromethyl, hydroxyl, C1-C6-alkyl groups C1-C6-alkoxy groups, C3-C6-alkenyloxy groups, C3-C6-cycloalkyloxy groups, phenyl-C1-C4-alkoxy groups, C1-C6-alkylmercapto groups, the nitro group, the amino group, C1-C6-dialkylamino groups, C2-C6-alkanoyl groups, C2-C6-alkanoylamino groups, or C2-C6-alkanoyloxy groups and R2 is the adamantyl group, the 3,3-dimethyl-bicyclo[2.2.1]hept-2-yl radical, a saturated C3-C16-cycloalkenyl radical and alk is a straight or branched C1-C6 alkyl chain.