Substance profile
4,4’-sulphonyldiphenol
4,4’-sulphonyldiphenol is a white, crystalline powder.
01 · Identification
What 4,4’-sulphonyldiphenol is
4,4’-sulphonyldiphenol is a white, crystalline powder. Its molecular formula is C12H10O4S and its molecular weight is 250.27 g/mol. It melts at 241 °C, is practically insoluble in water.
Under the GHS it carries the signal word Danger.
Other names for 4,4’-sulphonyldiphenol
- bisphenol S
02 · GHS classification
Hazards and label elements
Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.
| Code | Hazard statement |
|---|---|
| H360FD | May damage fertility. May damage the unborn child. |
03 · Physical and chemical properties
4,4’-sulphonyldiphenol properties
Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.
| Property | Value | Conditions | Source |
|---|---|---|---|
| Melting point | 240.5 °C (464.9 °F) | HSDB | |
| Density | 1.3663 g/cm³ | at 15 °C | HSDB |
| Solubility | Insoluble in water | HSDB | |
| Soluble in ethanol, ether; slightly soluble in benzene, DMSO | HSDB |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.