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Product name: 4,4'-Dichlorodiphenyl sulfone
CAS: 80-07-9
Molecular formula: C12H8Cl2O2S
EINECS: 201-247-9
1,1’-Sulfonylbis[4-Chloro-Benzene];4,4'-Dichlorophenylsulfone;benzene,1,1'-Sulfonylbis*4-Chloro-;benzene,1,1'-Sulfonylbis[4-Chloro-;di-P-Chlorophenylsulfone;p,P’-Dichlorodiphenylsulfone;p,P'-Dichlorodiphenylsulfone;p-Chlorophenylsulfone
4,4'-Dichlorodiphenyl sulfone
1. Used in the synthesis of engineering plastics, dyes and polymers, such as polysulfone, polyethersulfone, polyetheretherketone, etc.
2. Used as the raw material of engineering plastic polysulfone, and also used in the production of 4,4'-diaminodiphenyl sulfone
3. Used as the raw material of engineering plastic polysulfone, and also used as an intermediate for medicine and additives
Chemical properties
White monoclinic crystals. Insoluble in water, slightly soluble in cold ethanol.
| Melting point | 143-146 °C(lit.) |
| Boiling Point | 250 °C10 mm Hg(lit.) |
| Density | 1.54g/cm3 |
| Vapor Pressure | 0Pa at 25℃ |
| Flash point | 233 °C |
| Storage conditions | Sealed in dry,Room Temperature |
| Solubility | Soluble in chloroform (a little), methanol (a little) |
| Form | powder |
| Color | White |
| Water solubility | <0.1 g/100 mL at 20 ºC |
| Sensitivity | Moisture Sensitive |
| BRN | 2052955 |
| Stability | Stable. Flammable. Incompatible with strong oxidizing agents. |
1. Used in the synthesis of engineering plastics, dyes and polymers, such as polysulfone, polyethersulfone, polyetheretherketone, etc.
2. Used as the raw material of engineering plastic polysulfone, and also used in the production of 4,4'-diaminodiphenyl sulfone
3. Used as the raw material of engineering plastic polysulfone, and also used as an intermediate for medicine and additives
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