Research Article

A Green, Expeditious, One-Pot Synthesis of 3, 4-Dihydropyrimidin-2(1H)-ones Using a Mixture of Phosphorus Pentoxide-Methanesulfonic Acid at Ambient Temperature

Scheme 1

One-pot synthesis of 3,4-dihydropyrimidin-2(1H)-ones using Eaton’s reagent.
415645.sch.001