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Sodium Methoxide Structure

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
Flash point 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)
EWG's Food Scores 2
FDA UNII IG663U5EMC
NIST Chemistry Reference Sodium methoxide(124-41-4)
EPA Substance Registry System Sodium methoxide (124-41-4)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H228-H251-H290-H302-H314
Precautionary statements P210-P235-P260-P280-P303+P361+P353-P305+P351+P338
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
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
NFPA 704:
3
3 2
W

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