Peng Qiu-jin
2010
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Journal
Hebei Chemical Engineering and Industry
Abstract
4-(4-Dimethylamino)phenyl-6-methyl-5-ethoxycarbonyl-3,4-dihydropyrimidin-2-one was synthesized by 4-(dimethy-lamino)benzaldehyde,acetoacetate and urea,with catalyst of sulfamic acid,solvent of ethanol,refluxing for 3 h under the conditions of stirring,and the yield can reach 78.5%.