反应详情

温度

100 °C

134 g (1.50 mol) of DL-alanine are introduced into acetic acid and treated dropwise with 230 g (2.25 mol) of acetic anhydride. The mixture is additionally stirred at 100° C. for 2 h to complete the reaction and the solvent is then stripped off in vacuo. The solid obtained is suspended in ethyl acetate and filtered off with suction. For purification, the solid is washed several times with diethyl ether.

1. customthe reaction
2. customThe solid obtained
3. filtrationfiltered off with suction
4. customFor purification
5. washthe solid is washed several times with diethyl ether