反应详情

40 parts by weight of iron-III chloride and 136 parts by weight of 85 percent strength α-acetoxypropionaldehyde are added successively to a solution of 150 parts by weight of methyl acetoacetate in 120 parts by weight of methanol. The mixture, which becomes warm, is then refluxed for 2 hours. When it has cooled, the reaction solution is washed with water and distilled. 127 g of 2,5-dimethylfuran-3-carboxylic acid methyl ester are obtained.

1. temperatureThe mixture, which becomes warm
2. temperatureis then refluxed for 2 hours
3. temperatureWhen it has cooled
4. washthe reaction solution is washed with water
5. distillationdistilled