反应详情

To a solution of 2-amino-5-methylbenzoic acid (25.0 g, 170 mmol) in acetic acid (250 ml) was added bromine (10 ml, 195 mmol) and the reaction mixture was stirred at room temperature for 2 h. The mixture was filtered and the solid material was washed with water and cyclohexane and dried to give the title compound (33.4 g).

1. filtrationThe mixture was filtered
2. washthe solid material was washed with water and cyclohexane
3. customdried