反应详情

A suspension of 1-(2-aminoacetyl)-2.2-dimethyl-4-imidazolidinone (5 g) in acetic anhydride (20 ml) was stirred at room temperature for 1 hour. Evaporation under vacuum and crystallization of the residue from 2-propanol gave 4.63 g of the title compound, m.p. 214°-215° C.

1. customEvaporation
2. customunder vacuum and crystallization of the residue from 2-propanol