Methyl methanesulfonate
- Product NameMethyl methanesulfonate
- CAS66-27-3
- CBNumberCB4119412
- MFC2H6O3S
- MW110.13
- EINECS200-625-0
- MDL NumberMFCD00007557
- MOL File66-27-3.mol
- MSDS FileSDS
Chemical Properties
| Melting point | 20°C |
| Boiling point | 202-203 °C(lit.) |
| Density | 1.3 g/mL at 25 °C(lit.) |
| vapor pressure | 0.8 hPa (59 °C) |
| refractive index | n |
| Flash point | 220 °F |
| storage temp. | Store below +30°C. |
| solubility | 200g/l |
| form | Liquid |
| color | Colorless to pale yellow |
| Water Solubility | 200 g/L (20 ºC) |
| Merck | 14,6097 |
| BRN | 1098586 |
| Henry's Law Constant | 2.5×100 mol/(m3Pa) at 25℃, HSDB (2015) |
| Stability | Stable. Combustible. Incompatible with strong oxidizing agents, strong acids, strong bases. |
| InChI | 1S/C2H6O3S/c1-5-6(2,3)4/h1-2H3 |
| InChIKey | MBABOKRGFJTBAE-UHFFFAOYSA-N |
| SMILES | COS(C)(=O)=O |
Safety
| Symbol(GHS) |
  
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| Signal word | Danger | |||||||||
| Hazard statements | H301-H315-H319-H334-H340-H351-H361fd-H373-H411 | |||||||||
| Precautionary statements | P201-P273-P301+P310-P302+P352-P304+P340+P312-P305+P351+P338 | |||||||||
| Hazard Codes | T | |||||||||
| Risk Statements | 45-22-36/37/38-68 | |||||||||
| Safety Statements | 53-26-45-36/37/39 | |||||||||
| RIDADR | UN 2810 6.1/PG 3 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | PB2625000 | |||||||||
| F | 21 | |||||||||
| TSCA | TSCA listed | |||||||||
| HS Code | 2905 19 00 | |||||||||
| HazardClass | 6.1(b) | |||||||||
| PackingGroup | III | |||||||||
| Storage Class | 6.1C - Combustible acute toxic Cat.3 toxic compounds or compounds which causing chronic effects | |||||||||
| Hazard Classifications | Acute Tox. 3 Oral Aquatic Chronic 2 Carc. 2 Eye Irrit. 2 Muta. 1B Repr. 2 Skin Irrit. 2 Skin Sens. 1 STOT RE 2 Inhalation | |||||||||
| Hazardous Substances Data | 66-27-3(Hazardous Substances Data) | |||||||||
| Toxicity | LD50 orally in Rabbit: 225 mg/kg | |||||||||
| NFPA 704: |
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