Properties of 1,3-propanediol

Thermophysical properties for 1,3-propanediol (CAS: 504-63-2). 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: 2
  • CAS
    504-63-2
  • Formula
    C3H8O2
  • ID
    504-63-2
  • InChI
    C3H8O2/c4-2-1-3-5/h4-5H,1-3H2
  • InChI Key
    YPFDHNVEDLHUCE-UHFFFAOYSA-N
  • IUPAC Name
    propane-1,3-diol
  • Molecular Weight (kg)
    76.0944
  • Phase
    l
  • PubChem ID
    1.0442e+4
  • SMILES
    C(CO)CO
  • Synonyms

Physical Properties

  • Acentric factor
    0.6309
  • Critical pressure (bar)
    63
  • Critical temperature (°C)
    448.85
  • Critical volume (m³/kmol)
    0.255
  • Dipole moment
  • Melting temperature (°C)
    -26.7
  • Normal boiling temperature (°C)
    214.7

State-dependent Properties

  • API gravity
    2.41614
  • Compressibility factor
    0.00296254
  • Density (kg/m³)
    1049.87
  • Dynamic viscosity (cP)
    42.7117
  • Enthalpy of vaporization (mass) (kJ)
    902.286
  • Enthalpy of vaporization (molar) (kJ/kmol)
    6.8659e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -3.3948e-7
  • Kinematic viscosity
    4.0683e-5
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    176.589
  • Molar volume (m³/kmol)
    0.0724797
  • Parachor
    3.3760e-5
  • Poynting correction factor
    1.00297
  • Prandtl number
    459.885
  • Saturation pressure (bar)
    5.3579e-5
  • Saturation temperature (°C)
    214.107
  • Solubility parameter
    3.0217e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.05091
  • Specific heat capacity (kJ/kg·K)
    2.32065
  • Surface tension
    0.0465137
  • Thermal conductivity
    0.21553
  • Thermal diffusivity
    8.8463e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0278985
  • Upper flammability limit
    0.138153

Environmental Properties

  • Global warming potential
  • Ozone depletion potential