反应详情

2.0 g (8 mmol) of the compound A and 0.73 g of thiosemicarbazide were dissolved or suspended in 200 ml of absolute ethanol. 2 ml of acetic acid were added and the mixture was boiled under reflux for 3 h. In the course of the slow cooling, the product D precipitated in crystalline form.

1. temperatureunder reflux for 3 h
2. customIn the course of the slow cooling, the product D precipitated in crystalline form