Abstract

Solvent-free microwave assisted Biginelli reaction accelerate by ionic liquid and magnesium perchlorate

Author(s): Murlidhar S.Shingare, Sandip A.Sadaphal, Kiran F.Shelke, Balaji R.Madje, G.K.Kakade

The reaction of aldehydes, -ketoester and urea/thiourea under solventfree microwave irradiation to afford the corresponding 3,4-dihydropyrimidi nones/thiones in high yields, shorter reaction times promoted by 1-butyl-3- methyl imidazoliumtetrafluroborate and magnesiumperchlorate.