An expeditious synthesis of 3-amino 2H-pyrazoles promoted by methanesulphonic acid under solvent and solvent free conditions

Suryakiran N; Reddy TS; Latha KA; Prabhakar P; Yadagiri K; Venkateswarlu Y

Journal of Molecular Catalysis A-Chemical, Vol.258, No.1-2, 371-375, 2006

DOI10.1016/j.molcata.2006.07.054 Export Citation

An expeditious synthesis of 3-amino 2H-pyrazoles promoted by methanesulphonic acid under solvent and solvent free conditions

Suryakiran N, Reddy TS, Latha KA, Prabhakar P, Yadagiri K, Venkateswarlu Y

An efficient and clean synthesis of 3-amino 2H-pyrazoles has been described by reaction of beta-keto nitrile with hydrazine in the presence of methanesulphonic acid under solvent and solvent free conditions. (c) 2006 Elsevier B.V. All rights reserved.

Keywords:beta-keto nitrile;hydrazine;3-amino 2H-pyrazoles;methanesulphonic acid;Solvent and solvent free conditions