反应详情

A mixture of 8-Fluoro-1H-benzo[d][1,3]oxazine-2,4-dione (2.00 g, 0.0110 mol) in 1,4-Dioxane (25 mL, 0.32 mol) was treated with ammonia (20 mL, 0.5 M in dioxane) and warmed to 60° C. for 2 h (dry ice cold finger). Additional ammonia (20 mL) was added and after 1 h at 60° C., solvent was evaporated to afford title compound.

1. customsolvent was evaporated