LN8516558
4-Hydroxybenzene-1,3-disulfonicacid , 96-77-5
CAS NO.：96-77-5
Empirical Formula: C6H6O7S2
Molecular Weight: 254.24
MDL number: MFCD00152742
EINECS: 202-533-6
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | >99.85°C |
| Boiling point: | 367.45°C (rough estimate) |
| Density | 1.606 (estimate) |
| refractive index | 1.6550 (estimate) |
| form | liquid |
| pka | -1.13±0.45(Predicted) |
| color | Yellow to brown |
| Water Solubility | Reacts with water |
| EPA Substance Registry System | 1,3-Benzenedisulfonic acid, 4-hydroxy- (96-77-5) |
Description and Uses
In the manufacture of aminophenoldisulfonic acids which are intermediates in the dye industry.
Safety
| Symbol(GHS) |  GHS05 |
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P280- P301+P330+P331-P303+P361+P353-P305+P351+P338-P310 |
| HazardClass | IRRITANT |
| PackingGroup | II |
