反应详情

温度

80 °C

Separately, 2.08 g (0.0116 mol) of hippuric acid was added to 5.7 ml (0.0604 mol) of acetic anhydride and stirred at 80° C. for 10 minutes to obtain a solution of 2-phenyl-2-oxazolin-5-one. This solution was cooled to -20° C. and added with 1.65 g of anhydrous sodium acetate.