反应详情

10 g 3-chloro-5-nitrophenol are dissolved in 250 ml of ethanol. 11.9 g potassium carbonate and 6 ml dimethylsulphate are added and the mixture is stirred for 12 hours at ambient temperature. Then 3 ml of a 33% ammonia solution are added and then the ethanol is eliminated in vacuo. The residue is taken up in water and the precipitated solid is suction filtered and dried.

1. filtrationfiltered
2. customdried