反应详情

To a solution of 6-methoxy-1H-benzo[d][1.3]oxazine-2,4-dione (7.0 g, 36.2 mmol) in THF (50 mL) was added NH4OH (20 mL) and the reaction was stirred at rt for 1 h. The solution was concentrated under reduced pressure and dried to give 5.0 g of 2-amino-5-methoxy-benzamide as a dark brown solid.

1. concentrationThe solution was concentrated under reduced pressure
2. customdried