反应详情

2-Amino-3-nitrobenzamide (4.0 g) in warm anhydrous acetonitrile (1.25 L) was treated with N-chlorosuccinimide (3.1 g) at 60° C. under nitrogen for 20 hours. The mixture was allowed to cool to room temperature and filtered. The filter cake was washed with acetonitrile and dried to provide the title compound (3.98 g, 84%). MS (DCI/NH3) m/z 216 (M+H)+.

1. filtrationfiltered
2. washThe filter cake was washed with acetonitrile
3. customdried