Sodium methoxide solution
SIAL/403067 - ACS reagent, 0.5 M CH3ONa in methanol (0.5N)
Synonym: Sodium methylate
CAS Number: 124-41-4
Empirical Formula (Hill Notation): CH3NaO
Molecular Weight: 54.02
MDL Number: MFCD00012179
Linear Formula: CH3ONa
Product Type: Chemical
| bp | 64.6 °C |
| color | , clarity of solution to pass |
| concentration | 0.5 M CH3ONa in methanol (0.5N) |
| density | 0.809 g/mL at 25 °C |
| form | liquid |
| grade | ACS reagent |
| InChI | 1S/CH3O.Na/c1-2;/h1H3;/q- |
| InChI key | WQDUMFSSJAZKTM-UHFFFAOYSA |
| Quality Level | 200 ![]() |
| SMILES string | [Na+].C[O-] |
| Application: | Sodium methoxide solution may be used in the following processes: • As a solvent in the synthesis of disulfides from corresponding thiols. • To extract fatty acid methyl esters by transesterification process. • Synthesis of (1R,2R,3R,7aS)-1,2-dibenzyloxy-3-tert-butyldiphenylsilyloxymet |
| General description: | Sodium methoxide solution is composed of 0.5M sodium methoxide in 0.5N methanol. It is a widely used organic base in organic synthesis. |
| Packaging: | 100, 4×100, 250, 800 mL in Sure/Seal™ |
| Symbol | ![]() ![]() ![]() GHS02,GHS05,GHS06,GHS08 |
| Signal word | Danger |
| Hazard statements | H226 - H301 + H311 + H331 - H315 - H318 - H370 |
| Precautionary statements | P235 + P410 - P260 - P280 - P301 + P310 - P305 + P351 + P338 - P311 |
| Hazard Codes | T |
| Risk Statements | 10-23/24/25-39/23/24/25 |
| Safety Statements | 36/37-45 |
| RIDADR | UN1289 - class 3 - PG 2 - Sodium methylate solutions |
| WGK Germany | WGK 2 |
| Flash Point(F) | 51.8 °F - closed cup |
| Flash Point(C) | 11.0 °C - closed cup |
| bp | 64.6 °C |
| Density | 0.809 g/mL at 25 °C |
| UNSPSC | 12352100 |





