Vinylene carbonate CAS 872-36-6, also known as 1,3-dioxocyclopenten-2-one, is an organic compound with the chemical formula C3H2O3. It has the property of being a colorless transparent liquid and is a new type of organic film forming additive and overcharging protection additive for lithium-ion batteries. It can also be used as a monomer for the preparation of polyvinyl carbonate.

Chinese name: Vinyl carbonate

Foreign name: Vinylene Carbonate

Nickname: 1,3-dioxocyclopenten-2-one; Ethylene carbonate

Chemical formula: C3H2O3

Molecular weight: 86.05

CAS login number: 872-36-6

EINECS login number: 212-825-5

Melting point: 19 to 22 ℃

Boiling point: 162 ℃

Density: 1.36 g/cm ³

Appearance: Colorless transparent liquid

Application: Organic synthesis intermediates; Lithium battery electrolyte additive

Physical property data

1. Character: Colorless transparent liquid

2. Density: 1.36g/cm3

3. Melting point: 19-22 ° C

4. Boiling point: 162 ° C

5. Refractive index (n20D): 1.4282

6. Gas phase standard combustion heat (enthalpy) (kJ · mol-1): -1047.8

7. Gas phase standard claimed heat (enthalpy) (kJ · mol-1): -418.6

8. Liquid phase standard combustion heat (enthalpy) (kJ · mol-1): -1006.5

9. Standard heat of formation (enthalpy) (kJ · mol-1): -459.9

Purpose

It is a new type of organic film forming additive and overcharging protection additive for lithium-ion batteries, with good high and low temperature performance and anti inflation function, which can improve the capacity and cycle life of the battery. It can also be used as a monomer for preparing polyvinyl carbonate.

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