Chlorosulfonic acid
Product NameChlorosulfonic acid
CAS7790-94-5
CBNumberCB6270016
MFClHO3S
MW116.52
EINECS232-234-6
MDL NumberMFCD00011523
MOL File7790-94-5.mol
Chemical Properties
| Melting point | -80°C |
| Boiling point | 151-152 °C/755 mmHg (lit.) |
| Density | 1.753 g/mL at 25 °C (lit.) |
| vapor density | 4 (vs air) |
| vapor pressure | 1 mm Hg ( 25 °C) |
| refractive index | n |
| Flash point | 158°C |
| storage temp. | Room Temperature, under inert atmosphere |
| solubility | Miscible with hydrocarbons. |
| form | Oily Liquid, Fuming In Air |
| pka | -6.49±0.15(Predicted) |
| Specific Gravity | 1.753 |
| color | Yellow to brown |
| PH Range | 1 |
| Water Solubility | reacts |
| Sensitive | Moisture Sensitive |
| Merck | 14,2165 |
| Stability | Stable, but reacts violently with water. In case of spills, mop up with sand - do not add water. Reacts with most metals to yield (flammable) hydrogen gas. Incompatible with strong bases, carbonates, water, combustible materials, strong oxidizing agents, most metals, organic materials, sulfides, cyanides, carbides. |
| Symbol(GHS) |
 
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| Signal word | Danger | |||||||||
| Hazard statements | H314-H330-H335 | |||||||||
| Precautionary statements | P260-P271-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338 | |||||||||
| Hazard Codes | C | |||||||||
| Risk Statements | 14-35-37 | |||||||||
| Safety Statements | 26-45 | |||||||||
| RIDADR | UN 1754 8/PG 1 | |||||||||
| WGK Germany | 1 | |||||||||
| RTECS | FX5730000 | |||||||||
| TSCA | Yes | |||||||||
| HazardClass | 8 | |||||||||
| PackingGroup | I | |||||||||
| HS Code | 28062000 | |||||||||
| Hazardous Substances Data | 7790-94-5(Hazardous Substances Data) | |||||||||
| NFPA 704: |
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