反应详情

温度

150 °C

The suspension of 4-chlorophthalic anhydride (3 g) in formamide (15 ml) was heated with stirring to 150° C. for 1 h. The resulting yellowish solution was cooled to rt and the product was fractionally precipitated by addition of water to yield 4-chlorophthalimide (1.91 g) as colourless crystals.

1. temperaturewas heated
2. temperatureThe resulting yellowish solution was cooled to rt
3. customthe product was fractionally precipitated by addition of water