English name: Diethyl carbonate
Molecular formula: C₅H₁₀O₃ 
Molecular weight: 118.13
CAS No.: 105-58-8
Molecular stucture:

Physical and chemical properties: colorless transparent liquid, with strong hygroscopic, density: 0.97g/cm3(25℃), boiling point: 126.8℃, melting point: -43℃, viscosity: 0.75 mpa.s, insoluble in water, dissolved in alcohol, ether and other organic solvents.
Function: mainly used in the configuration of lithium ion battery electrolyte, organic synthesis, pharmaceutical synthesis intermediates, also used as resin, oil, nitrocellulose, cellulose ether and special spices and other solvents.