S-Methyl methanethiosulfonate
SIAL/64306 - purum, ≥98.0% (GC)
Synonym: S-Methyl thiomethanesulfonate; MMTS
CAS Number: 2949-92-0
Empirical Formula (Hill Notation): C2H6O2S2
Molecular Weight: 126.20
EC Number: 220-970-0
MDL Number: MFCD00007565
Linear Formula: CH3SO2SCH3
Product Type: Chemical
| assay | ≥98.0% (GC) |
| bp | 69-71 °C/0.4 mmHg (lit.) |
| density | 1.337 g/mL at 20 °C |
| 1.337 g/mL at 25 °C (lit.) | |
| functional group | disulfide |
| grade | purum |
| InChI | 1S/C2H6O2S2/c1-5-6(2,3)4/ |
| InChI key | XYONNSVDNIRXKZ-UHFFFAOYSA |
| Quality Level | 200 ![]() |
| refractive index | n |
| n |
|
| SMILES string | CSS(C)(=O)=O |
| solubility | chloroform: 750mg + 5 ml Chloroform mg/mL, colorless to light greenish-yellow |
| storage temp. | 2-8°C |
| Application: |
|
| Disclaimer: | may discolor to yellow on storage |
| Other Notes: | Methylsulfenylating agent with many applications; For the α-methylsulfenylation of cyclic ketones; Methyl disulfides from thiols; selective, reversible inactivation of enzymes |
| Hazard Codes | Xi |
| Risk Statements | 36 |
| Safety Statements | 26 |
| RIDADR | UN 3334 |
| WGK Germany | WGK 2 |
| Flash Point(F) | 188.6 °F - closed cup |
| Flash Point(C) | 87 °C - closed cup |
| Purity | ≥98.0% (GC) |
| bp | 69-71 °C/0.4 mmHg (lit.) |
| Density | 1.337 g/mL at 20 °C; 1.337 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| Storage Temp. | 2-8°C |
| UNSPSC | 12352100 |

