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Ammonium Dihydrogen Phosphate Catalyst for One-Pot Synthesis of 3,4-Dihydropyrimidin-2(1H)-ones（图）
3,4-dihydropyrimidin-2-(1H)-one ammonium dihydrogen phosphate solvent free condensation
2013/10/8
A one-pot three component Biginelli condensation of different substituted aromatic and aliphatic aldehydes with ethyl acetoacetate and urea to the respective 3,4-dihydropyrimidin-2-(1H)-ones under sol...