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Properties of dipropylene glycol

Thermophysical properties for dipropylene glycol (CAS: 25265-71-8). 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: 3
  • CAS
    25265-71-8
  • Formula
    C6H14O3
  • ID
    25265-71-8
  • InChI
    C6H14O3/c1-3-5(7)9-6(8)4-2/h5-8H,3-4H2,1-2H3
  • InChI Key
    QYSXYAURTRCDJU-UHFFFAOYSA-N
  • IUPAC Name
    1-(1-hydroxypropoxy)propan-1-ol
  • Molecular Weight (kg)
    134.174
  • Phase
    l
  • PubChem ID
    6.5375e+6
  • SMILES
    CCC(O)OC(O)CC
  • Synonyms

Physical Properties

  • Acentric factor
    1.198
  • Critical pressure (bar)
    34
  • Critical temperature (°C)
    431.85
  • Critical volume (m³/kmol)
    0.444
  • Dipole moment
  • Melting temperature (°C)
    -1.9
  • Normal boiling temperature (°C)
    231

State-dependent Properties

  • API gravity
    12.3698
  • Compressibility factor
    0.00560556
  • Density (kg/m³)
    978.354
  • Dynamic viscosity (cP)
    1.08502
  • Enthalpy of vaporization (mass) (kJ)
    808.114
  • Enthalpy of vaporization (molar) (kJ/kmol)
    1.0843e+5
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.7951e-7
  • Kinematic viscosity
    1.1090e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    246.473
  • Molar volume (m³/kmol)
    0.137142
  • Parachor
    6.6954e-5
  • Poynting correction factor
    1.00562
  • Prandtl number
    12.3322
  • Saturation pressure (bar)
    4.2411e-5
  • Saturation temperature (°C)
    231.84
  • Solubility parameter
    2.7795e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.979316
  • Specific heat capacity (kJ/kg·K)
    1.83697
  • Surface tension
    0.0555457
  • Thermal conductivity
    0.161621
  • Thermal diffusivity
    8.9929e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    117.85
  • Lower flammability limit
    0.0140737
  • Upper flammability limit
    0.0895599

Environmental Properties

  • Global warming potential
  • Ozone depletion potential