Dimethyl carbonate (DMC) is an organic compound with the CAS number 616-38-6, and its molecular formula is: C3H6O3. It is a colorless and transparent liquid with a pungent odor under normal temperature and pressure, insoluble in water, but soluble in organic solvents such as ethanol and ether. DMC is commonly used as a solvent and raw material in chemical reactions. Its primary applications include: (1) Electrolyte in lithium-ion batteries. (2) Production of carbamate, polycarbonate, oxalate esters, oxalic acid, etc. (3) As a solvent in industries such as coatings, adhesives, detergents, inks, batteries, and glue. (4) It can also be used as a gas thickening agent in some organic synthesis reactions.