反应详情

Ethyl acetoacetate (15 g, 115 mmol) and N,N-Dimethylformamide dimethyl Acetal (13.7 g, 115 mmol) stirred at rt for overnight. After completion of the reaction, reaction mixture distilled on rotavapour to obtain the crude. Crude was purified by column chromatography over 60-120 mesh silica gel using EtOAc and petether (10:90) as eluent to obtain the title compound (20 g).

1. customAfter completion of the reaction, reaction mixture
2. distillationdistilled on rotavapour
3. customto obtain the crude
4. customCrude was purified by column chromatography over 60-120 mesh silica gel