反应详情

温度

70 °C

To a solution of crude 12 (8.11 mmol) in water (8 mL) was added Amberlite 120 acidic resin (0.300 g). The mixture was heated to 70° C. for 4 hours, and then filtered while hot through a sintered glass frit. The water was removed under reduced pressure and ambient temperature to yield 5 (0.244 g, 83% for two steps).

1. filtrationfiltered while hot through a sintered glass frit
2. customThe water was removed under reduced pressure and ambient temperature
3. customto yield 5 (0.244 g, 83% for two steps)