反应详情

Thiosemicarbazide (1.98 g, 20 mmol) was added to a solution of N-(2-oxo-2-phenyl-ethyl)-acetamide (3.84 g, 20 mmol, prepared in the previous step, in 70 ml of methanol plus 5.4 ml of 1N HCl plus 5.0 ml of water and the reaction stirred at room temperature overnight. The solid formed was collected by filtration and dried to give 3.9 g (78%) of the title compound as a white solid, mp 208-211° C.

1. customThe solid formed
2. filtrationwas collected by filtration
3. customdried