' a cyano-aryl(or cyanotheroaryl) -cqarbonyl-piperazinyl- pyrimidine derivative

摘要

New derivatives of cyanoaryl (or cyanoheteroaryl)-carbonyl-piperazinyl-pyrimidines (1), wherein R1 represents an OR3 radical, wherein R3 represents a radical derived from a sturated hydrocarbon, with a linear or branched chain of 1 to 4 carbon atoms, and R2 represents a phenyl radical substituted at least by one cyano radical (-C=N), or a radical of a heteroaromatic ring of 5 or 6 members substituted at least by one cyano radical (-C=N); and their physiologically acceptable salts, are useful for application in humkan and/or veterinary therapeutics as sedatives, anticonvulsants, hynotics and general anaesthetics.