Diphenyl sulfone is a white flaky crystal. Soluble in hot ethanol, ether and benzene, slightly soluble in hot water, insoluble in cold water.
Synthesis and purification method of diphenyl sulfone
The phenol and sulfuric acid are used as raw materials, and the stock solution containing 2,4'-dihydroxydiphenyl sulfone is obtained by stirring, refluxing, filtering, crystallization and drying in an aromatic solvent in the presence of an acid catalyst, and is obtained by evaporation and purification. Diphenyl sulfone.
White flake crystals
Cool,dry and hermetic place