Methanesulfonic acid CAS#: 75-75-2; ChemWhat Code: 60300
Names & Identifiers |
| Product Name | Methanesulfonic acid |
| Synonyms | SULFOMETHANE;MSA;acidemethanesulfonique;Kyselina methansulfonova;kyselinamethansulfonova;Methylsulphonicacid;Sulphonethane;METHANESULFONIC ACID |
| CAS Registry Number | 75-75-2 |
| Molecular Formula | CH4O3S |
| Molecular Weight | 96.11 |
| EINECS | 200-898-6 |
| Other Registry Numbers | ; |
| IUPA Names, InChI, InChI Key, Canonical SMILES, etc.: | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
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Chemical & Physical Properties |
| Melting point | 19 °C |
| Boiling Point | 167 °C10 mm Hg(lit.) |
| Density | 1.481 g/mL at 25 °C(lit.) |
| vapor Density | 3.3 (vs air) |
| vapor pressure | 1 mm Hg ( 20 °C) |
| Refractive Index | n |
| Flash Point | >230 °F |
| Storage | 2-8°C |
| Solubulity | water: soluble1,000 g/L at 20°C |
| pka | -2.6(at 25℃) |
| form | Solution |
| Color | brown |
| Water Solubility | Miscible with water. Slightly miscible with benzene and toluene. Immiscible with paraffins. |
| Sensitive | Light Sensitive & Hygroscopic |
| Merck | 14,5954 |
| BRN | 1446024 |
| Stability: | Stable. Moisture sensitive. Incompatible with amines, bases, water, common metals. Releases a substantial amount of heat when diluted with water (add acid to water with care if diluting). |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| NIST Chemistry Reference | CH3SO3H(75-75-2) |
| EPA Substance Registry System | Methanesulfonic acid(75-75-2) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | C |
| R Phrase | 34-22-21/22-35 |
| S Phrase | 26-36-45-1/2-36/37/39 |
| RIDADR | UN 3265 8/PG 2 |
| WGK Germany | 1 |
| RTECS | PB1140000 |
| TSCA | Yes |
| Storage Class | 8 |
| Packing Group | III |
| HS Code | 29041000 |
| Hazardous Substances Data | 75-75-2(Hazardous Substances Data) |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
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