Properties of ethylene glycol
Thermophysical properties for ethylene glycol (CAS: 107-21-1). Use the selector below to view properties in different unit systems.
Calculation Conditions
The following state-dependent properties were calculated at these standard conditions.
Temperature
25 °C
Pressure
1.01325 bar
Need properties at a different state? Use our interactive calculator.
Open CalculatorIdentification
- AtomsC: 2, H: 6, O: 2
- CAS107-21-1
- FormulaC2H6O2
- ID107-21-1
- InChIC2H6O2/c3-1-2-4/h3-4H,1-2H2
- InChI KeyLYCAIKOWRPUZTN-UHFFFAOYSA-N
- IUPAC Nameethane-1,2-diol
- Molecular Weight (kg)62.0678
- Phasel
- PubChem ID174
- SMILESC(CO)O
- Synonyms
Physical Properties
- Acentric factor0.619
- Critical pressure (bar)105.087
- Critical temperature (°C)445.85
- Critical volume (m³/kmol)0.170068
- Dipole moment2.3084
- Melting temperature (°C)-13
- Normal boiling temperature (°C)197.163
State-dependent Properties
- API gravity-4.89001
- Compressibility factor0.0022858
- Density (kg/m³)1109.88
- Dynamic viscosity (cP)16.8359
- Enthalpy of vaporization (mass) (kJ)1064.61
- Enthalpy of vaporization (molar) (kJ/kmol)6.6078e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-3.0305e-7
- Kinematic viscosity1.5169e-5
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))149.703
- Molar volume (m³/kmol)0.0559231
- Parachor2.6267e-5
- Poynting correction factor1.00229
- Prandtl number164.675
- Saturation pressure (bar)1.1941e-4
- Saturation temperature (°C)197.163
- Solubility parameter3.3723e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity1.11097
- Specific heat capacity (kJ/kg·K)2.41193
- Surface tension0.0482249
- Thermal conductivity0.24659
- Thermal diffusivity9.2116e-8
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)92.1123
- Lower flammability limit0.032
- Upper flammability limit0.153
Environmental Properties
- Global warming potential
- Ozone depletion potential