Diversification of Pyrazoles by Microwave-assisted Ligand Free Copper Catalyzed N-Arylation

Abstract

Bio-Organic Science Division, KRICT, Yuseong, Daejeon 305-600, KoreaReceived March 2, Accepted March 14, 2012Key Words : Pyrazole, Microwave, Ligand free, Copper, N-ArylationPyrazole and its derivatives exhibit interesting chemicaland biological properties, so the derivatives are widely usedin pharmaceuticals, agrochemicals, food additives, dyes,materials, and cosmetic coloring agents.