Product Name Dimethyl Carbonate
Synonyms DMC; Carbonic acid dimethyl ester; Methyl carbonate
CAS No. 616-38-6
EINECS No. 210-478-4
Molecular Formula C3H6O3
Molecular Weight 90.08
MDL Number MFCD00008420
UN Number UN 1161
Hazard Class 3 (Flammable liquid), Packing Group II
Typical Physical & Chemical Properties
Appearance Colorless transparent liquid with mild ester odor
Density (20℃) 1.068 ~ 1.072 g/mLMelting Point 4 ℃
Boiling Point 90 ℃
Flash Point (Closed Cup) 17 ℃
Autoignition Temperature 458 ℃
Explosion Limit 4.2 ~ 12.9 % (vol)
Refractive Index n₂₀/D 1.368 ~ 1.370
Solubility Slightly soluble in water; miscible with alcohols, ketones, esters and most organic solventsStability Stable under normal conditions; avoid strong oxidants, strong acids and strong alkalis
Quality Specification (Industrial / Battery Grade)
| Item | Specification (Industrial) | Specification (Battery Grade) |
|---|---|---|
| Assay (GC) | ≥99.5 % | ≥99.9 % |
| Moisture | ≤0.10 % | ≤0.001 % |
| APHA Color | ≤10 | ≤5 |
| Methanol | ≤0.05 % | ≤0.002 % |
| Acidity (as H₂CO₃) | ≤0.01 % | ≤10 ppm |
Application & Use
- Lithium battery electrolyte solvent, core raw material for lithium-ion battery formulation.
- Green methylation / carbonylation reagent, substitute for toxic phosgene and dimethyl sulfate for synthesis of polycarbonate, isocyanates, pharmaceuticals and agrochemical intermediates.
- Environment-friendly solvent for coatings, inks, adhesives and cleaning agents.- Gasoline additive.
Packing
200kg net per steel drum, IBC tank or ISO tank / customized packaging as client requirement.
Storage: Keep tightly sealed in cool, well-ventilated flammable liquid warehouse. Keep away from flame, static electricity and oxidants.
Battery grade requires low moisture & inert gas protection.
Delivery: UN1161 Class 3 dangerous goods, comply with IMDG regulation strictly.
Shelf Life: 12 months under proper storage condition.
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