反应详情

Acetic anhydride (76 ml) was added to 98% formic acid (130 ml) and the mixture stirred at r.t. 30 min, then 3-aminobenzoic acid (15 g, 109.5 mmol) added. The mixture was stirred at r.t. for 1 h, then water (1.3 L) added and stirring continued overnight. The resultant white precipitate was collected, washed with water and dried in vacuo over P2O5 (15.4 g, 85%).

1. stirringThe mixture was stirred at r.t. for 1 h
2. stirringstirring continued overnight
3. customThe resultant white precipitate was collected
4. washwashed with water
5. dry with materialdried in vacuo over P2O5 (15.4 g, 85%)