Properties of glycerol

Thermophysical properties for glycerol (CAS: 56-81-5). 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: 3, H: 8, O: 3
  • CAS
    56-81-5
  • Formula
    C3H8O3
  • ID
    56-81-5
  • InChI
    C3H8O3/c4-1-3(6)2-5/h3-6H,1-2H2
  • InChI Key
    PEDCQBHIVMGVHV-UHFFFAOYSA-N
  • IUPAC Name
    propane-1,2,3-triol
  • Molecular Weight (kg)
    92.0938
  • Phase
    l
  • PubChem ID
    753
  • SMILES
    C(C(CO)O)O
  • Synonyms

Physical Properties

  • Acentric factor
    0.5152
  • Critical pressure (bar)
    75
  • Critical temperature (°C)
    576.85
  • Critical volume (m³/kmol)
    0.251
  • Dipole moment
    4.21
  • Melting temperature (°C)
    18
  • Normal boiling temperature (°C)
    289

State-dependent Properties

  • API gravity
    -19.6731
  • Compressibility factor
    0.002992
  • Density (kg/m³)
    1258.1
  • Dynamic viscosity (cP)
    1013.43
  • Enthalpy of vaporization (mass) (kJ)
    927.568
  • Enthalpy of vaporization (molar) (kJ/kmol)
    8.5423e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -2.8438e-7
  • Kinematic viscosity
    8.0552e-4
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    218.459
  • Molar volume (m³/kmol)
    0.0732006
  • Parachor
    3.6819e-5
  • Poynting correction factor
    1.003
  • Prandtl number
    8528.63
  • Saturation pressure (bar)
    2.3250e-7
  • Saturation temperature (°C)
    287.705
  • Solubility parameter
    3.3662e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.25934
  • Specific heat capacity (kJ/kg·K)
    2.37213
  • Surface tension
    0.0632438
  • Thermal conductivity
    0.281874
  • Thermal diffusivity
    9.4449e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    173.839
  • Lower flammability limit
    0.0307357
  • Upper flammability limit
    0.146304

Environmental Properties

  • Global warming potential
  • Ozone depletion potential