Description
Sodium Methoxide Chemical Properties
| Melting point | -98 °C |
| Boiling point | 65 °C |
| density | 0.97 g/mL at 20 °C |
| vapor density | 1.1 (vs air) |
| vapor pressure | 50 mm Hg ( 20 °C) |
| refractive index | 1.3700 |
| Fp | 11 °C |
| storage temp. | Store at +5°C to +30°C. |
| solubility | Miscible with ethanol, methanol, fats and esters.Immiscible with hydrocarbons and organic solvents. |
| form | Powder |
| pka | 15.17[at 20 ℃] |
| color | clarity |
| Specific Gravity | 0.945 |
| explosive limit | 36% |
| Water Solubility | reacts |
| Sensitive | Moisture Sensitive |
| Hydrolytic Sensitivity | 8: reacts rapidly with moisture, water, protic solvents |
| Merck | 14,8643 |
| BRN | 3592982 |
| Dielectric constant | 1.5（Ambient） |
| Exposure limits | ACGIH: Ceiling 2 mg/m3 OSHA: TWA 2 mg/m3 NIOSH: IDLH 10 mg/m3; Ceiling 2 mg/m3 |
| Stability: | Stability Highly flammable. Reacts violently with water. Keep container dry. Incompatible with water, acids, chlorinated solvents. |
| InChIKey | WQDUMFSSJAZKTM-UHFFFAOYSA-N |
| LogP | -0.77 at 25℃ |
| CAS DataBase Reference | 124-41-4(CAS DataBase Reference) |
| NIST Chemistry Reference | Sodium methoxide(124-41-4) |
| EPA Substance Registry System | Sodium methoxide (124-41-4) |
Safety Information
| Hazard Codes | F,T,C |
| Risk Statements | 11-23/24/25-34-39/23/24/25-36/38-14-36/37/38-22-10 |
| Safety Statements | 8-16-26-43-45-7-36/37-7/8-36/37/39 |
| RIDADR | UN 1431 4.2/PG 2 |
| WGK Germany | 1 |
| RTECS | PC3570000 |
| F | 9-21 |
| Autoignition Temperature | 878 °F |
| TSCA | Yes |
| HazardClass | 4.2 |
| PackingGroup | II |
| HS Code | 29051900 |
| Hazardous Substances Data | 124-41-4(Hazardous Substances Data) |
| Toxicity | LD50 orally in Rabbit: 2037 mg/kg LD50 dermal Rat > 2000 mg/kg |
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