- Product Name: Dimethyl Carbonate (DMC)
- CAS: 616-38-6
- Catalog: HG-BULK004
- Applications: Polycarbonate Production, Agrochemical Manufacturing, Lithium-Ion Battery Electrolytes, Coatings and Adhesives.
Dimethyl carbonate (DMC), also known as carbonic acid dimethyl ester, is a colorless liquid with a relatively low boiling point and high reactivity. It is primarily utilized in chemical synthesis, including the production of polycarbonates, pharmaceuticals, and agrochemicals.
Key Features
Solubility
- Slightly soluble in water, forms an azeotrope with water. It is miscible with most organic solvents, including alcohols, ethers, and ketones.
Reactivity
- DMC is highly reactive, capable of undergoing reactions with alcohols, phenols, amines, hydrazines, and esters.
Flammability
- DMC is highly flammable and requires careful handling and storage, particularly in environments exposed to heat or open flame.
Technical Data
Melting point: 4 °C
Flash point: 18°C
Boiling point: 90 °C
Refractive index(n20/D): 1.3697
Viscosity: 0.664mPas
| Items | Battery grade | Industry grade |
| Assay | ≥ 99.99% | ≥ 99.95% | ≥ 99.9% |
| Moisture | ≤ 0.005% | ≤ 0.01% | ≤ 0.05% |
| Methanol | ≤ 0.005% | ≤ 0.05% | ≤ 0.05% |
| Density(20℃) | 1.071±0.005 g/ml | 1.071±0.005 g/ml | 1.071±0.005 g/ml |
| Color (APHA) | ≤ 10 | ≤ 10 | ≤ 10 |
| Appearance | Colorless transparent liquid |
Applications
Our DMC is widely used in the following aspects:
Polycarbonate Production
- DMC is an essential raw material in the production of polycarbonates (PC).
Agrochemical Manufacturing
- DMC is used in the production of certain pesticides, leveraging its reactivity to produce valuable chemical intermediates for agricultural applications.
Lithium-Ion Battery Electrolytes
- A high-purity grade of DMC is particularly important in the battery industry, where it serves as a solvent in lithium-ion battery electrolytes.
Fuel Additives
- DMC is employed as an additive in gasoline and diesel fuels, improving performance and efficiency.
Coatings and Adhesives
- Due to its solvency properties, DMC is also used in the formulation of coatings and adhesives, contributing to their chemical stability and adhesive strength.
Storage and Packaging
- Storage: Store in a cool, dry, well-ventilated area, away from heat, sunlight, and open flames and use fireproof containers for safety.
- Packaging: Typically supplied in 200 kg drums.
- Transportation: Transport according to flammability regulations, ensuring proper containment and ventilation. Avoid exposure to extreme temperatures to prevent accidents.
Alfa Chemistry's dimethyl carbonate (DMC) is a versatile, eco-friendly solvent and chemical intermediate used in polycarbonate production, pharmaceuticals, agrochemicals, lithium-ion battery electrolytes, and fuel additives. For more information, please feel free to contact us.
