What are the physical properties of monoethylene glycol(CAS:107-21-1)?

Sep 28, 2025 Leave a message

What are the physical properties of monoethylene glycol(CAS:107-21-1)?

 

Monoethylene glycol is colorless liquid with low volatility. The product is extremely hygroscopic. MEG is miscible with water, alcohols, aldehydes, ketones and esters. It is odorless, but has a sweet taste.

 

Physical Properties Of Monoethylene Glycol

Property Description
Appearance Colorless, odorless, viscous liquid
Molecular Formula C2H6O2
Molecular Weight 62.07 g/mol
Boiling Point 197.3 °C
Melting Point -12.9 °C
Density 1.113–1.115 g/cm³ at 20°C
Solubility Miscible with water and alcohol
Viscosity 16.1 mPa·s at 20°C
Hygroscopicity Strong

 

Monoethylene Glycol Uses

  • Raw material for polyester fibers, PET resins, and synthetic fibers
  • Used in antifreeze, coolants, and heat transfer fluids
  • Solvent in coatings, inks, and adhesives

 

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What are the physical properties of monoethylene glycol(CAS:107-21-1)?

 

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