反应详情

A mixture of 9.0 gm (0.040 mol) of 2,4-difluoro-3,5-dichlorophenyl isocyanate, 6.5 gm (0.042 mol) of 2-chlorobenzamide, and 100 ml of xylene was boiled for five hours under reflux. It was then allowed to cool, and the product which precipitated was removed by suction filtration and dried.

1. temperatureunder reflux
2. temperatureto cool
3. customthe product which precipitated
4. customwas removed by suction filtration
5. customdried