反应详情

A 0.77 g quantity of 4-acetoxy-2-pyridone was suspended in 30 ml of dioxane. To the suspension were added 2.09 ml of triethylamine and 0.58 ml of benzoyl chloride and the mixture was stirred at room temperature for 2.5 hours. The reaction mixture was concentrated under reduced pressure and the residue was subjected to silica gel chromatography using, as an eluent, chloroform, giving 0.95 g of the title compound in a yield of 73%.

1. concentrationThe reaction mixture was concentrated under reduced pressure