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Properties of triethylene glycol

Thermophysical properties for triethylene glycol (CAS: 112-27-6). 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

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Identification

  • Atoms
    C: 6, H: 14, O: 4
  • CAS
    112-27-6
  • Formula
    C6H14O4
  • ID
    112-27-6
  • InChI
    C6H14O4/c7-1-3-9-5-6-10-4-2-8/h7-8H,1-6H2
  • InChI Key
    ZIBGPFATKBEMQZ-UHFFFAOYSA-N
  • IUPAC Name
    2-[2-(2-hydroxyethyloxy)ethoxy]ethanol
  • Molecular Weight (kg)
    150.173
  • Phase
    l
  • PubChem ID
    8172
  • SMILES
    C(COCCOCCO)O
  • Synonyms

Physical Properties

  • Acentric factor
    0.5842
  • Critical pressure (bar)
    33
  • Critical temperature (°C)
    506.85
  • Critical volume (m³/kmol)
    0.454
  • Dipole moment
    5.58
  • Melting temperature (°C)
    -7
  • Normal boiling temperature (°C)
    288.6

State-dependent Properties

  • API gravity
    -6.20388
  • Compressibility factor
    0.00547667
  • Density (kg/m³)
    1120.79
  • Dynamic viscosity (cP)
    37.2866
  • Enthalpy of vaporization (mass) (kJ)
    522.155
  • Enthalpy of vaporization (molar) (kJ/kmol)
    7.8414e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -3.1832e-7
  • Kinematic viscosity
    3.3268e-5
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    333.167
  • Molar volume (m³/kmol)
    0.133989
  • Parachor
    6.2119e-5
  • Poynting correction factor
    1.00549
  • Prandtl number
    435.461
  • Saturation pressure (bar)
    1.4222e-6
  • Saturation temperature (°C)
    288.517
  • Solubility parameter
    2.3806e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.12189
  • Specific heat capacity (kJ/kg·K)
    2.21856
  • Surface tension
    0.0451949
  • Thermal conductivity
    0.189965
  • Thermal diffusivity
    7.6398e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    156
  • Lower flammability limit
    0.014181
  • Upper flammability limit
    0.08264

Environmental Properties

  • Global warming potential
  • Ozone depletion potential