反应详情

温度

70 °C

2-Bromodibenzofuran (2.5 g, 10.1 mmol), orthoperiodic acid (0.49 g, 2.15 mmol), iodine (1.02 g, 4.02 mmol), sulfuric acid, H2O (2 ml) and acetic acid (10 ml) are put into a reaction vessel and the mixture is stirred at 70° C. for 3 hours. After cooling to room temperature the reaction mixture is poured into water and filtered. The white solid is washed by methanol and the desired product is obtained (1.92 g, 51%).

1. temperatureAfter cooling to room temperature the reaction mixture
2. filtrationfiltered
3. washThe white solid is washed by methanol