Title of article :
Environmentally friendly sonocatalysis promoted preparation of 1-thiocarbamoyl-3,5-diaryl-4,5-dihydro-1H-pyrazoles
Author/Authors :
Pizzuti، نويسنده , , Lucas and Piovesan، نويسنده , , Luciana A. and Flores، نويسنده , , Alex F.C. and Quina، نويسنده , , Frank H. and Pereira، نويسنده , , Claudio M.P.، نويسنده ,
Abstract :
An efficient and green synthesis of thiocarbamoyl-3,5-diaryl-4,5-dihydro-1H-pyrazoles via the condensation of chalcones with thiosemicarbazide in ethanol and KOH under ultrasound irradiation is reported. The products were isolated in good yields after short reaction times.
Keywords :
Ultrasound irradiation , pyrazoles , green chemistry , Sonocatalysis
