4, 4′-Dihydroxydiphenyl Sulfone

4,4'-DIHYDROXYDIPHENYL SULFONEProduct Name4,4'-DIHYDROXYDIPHENYL SULFONEMolecular StructureOther Name4,4'-sulfonyldiphenol; Phenol, 4,4'-sulfonylbis-;
4,4'-Sulfonyldiphenol;
4-(4-hydroxyphenyl)sulfonylphenol;CAS No80-09-1Molecular FormulaC12H10O4SCheck-PointSpecificationHigh Pure Product 1High Pure Product 2Pure ProductOrdinary ProductPurified ProductPurified ProductCrude
Product -BCrude
Product -AAppearanceColorless and needlelike crystal or white powder.4,4'- Dihydroxydiphenyl sulfone Purity (HPLC)≥99.9%≥99.8%≥99.7%≥99.5%≥98%≥97%≥96%≥95%2,4'- Dihydroxydiphenyl sulfone Purity(HPLC)≤0.1%≤0.2%≤0.3%≤0.5%≤2%≤3%≤4%≤4%MeltingPoint,ºC246-250246-250246-250245-250243-248243-248238-245220-230Moisture≤0.1%≤0.1%≤0.5%≤0.5%≤0.5%≤0.5%≤1.0%≤1.0%Color10-2020-30100-150WhitepowderWhitepowderWhitetoOff-WhitepowderPink or Brown PowderPink or Brown Powderclassification by useIn the PES, Polycarbonate and Epoxy resin etc.In the manufacture of heat sensitive materials and High-grade auxiliaries synthesisIn the manufacture of printing & dyeing auxiliaries and leather tannic agentPacking:Packed in knitted bag lined with PE bag, 25kgs or above 500kgs big bags etc or according customer's requirements.
Product Usage:It is widely used as the raw material of polycarbonate, epoxy resin, polyether sulfone, Thermal Material and also as the intermediate of dyes, medicine, fire retardant and weave auxilianries etc.