Ethylene glycol

Chinese Name

Ethylene Glycol

English Name

Ethylene glycol

Chinese Aliases

Glycol; 1,2-Ethanediol; EG; Glycol-based antifreeze; Ethylene glycol-based antifreeze; MEG

CAS RN

107-21-1

EINECS Number

203-473-3

Molecular Formula

C₂H₆O₂

Molecular Weight

62.0837

Physical and Chemical Properties

Appearance Colorless transparent viscous liquid, sweet taste, hygroscopic.
Boiling point 198°C
Freezing point -11.5°C
Relative density 1.1088
Refractive index 1.4318
Flash point 116°C
Solubility Miscible with water, lower aliphatic alcohols, glycerol, acetic acid, acetone and similar ketones, aldehydes, pyridine and similar coal tar bases; slightly soluble in ether; almost insoluble in benzene and its homologues, chlorinated hydrocarbons, petroleum ether, and oils.

Uses

Mainly used in the production of synthetic resins and surfactants, also used as an antifreeze agent.