Properties of undecane

Thermophysical properties for undecane (CAS: 1120-21-4). 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: 11, H: 24
  • CAS
    1120-21-4
  • Formula
    C11H24
  • ID
    1120-21-4
  • InChI
    C11H24/c1-3-5-7-9-11-10-8-6-4-2/h3-11H2,1-2H3
  • InChI Key
    RSJKGSCJYJTIGS-UHFFFAOYSA-N
  • IUPAC Name
    undecane
  • Molecular Weight (kg)
    156.308
  • Phase
    l
  • PubChem ID
    1.4257e+4
  • SMILES
    CCCCCCCCCCC
  • Synonyms

Physical Properties

  • Acentric factor
    0.539
  • Critical pressure (bar)
    19.904
  • Critical temperature (°C)
    365.65
  • Critical volume (m³/kmol)
    0.66011
  • Dipole moment
    0
  • Melting temperature (°C)
    -26
  • Normal boiling temperature (°C)
    195.784

State-dependent Properties

  • API gravity
    58.5776
  • Compressibility factor
    0.00867492
  • Density (kg/m³)
    736.485
  • Dynamic viscosity (cP)
    1.07984
  • Enthalpy of vaporization (mass) (kJ)
    360.992
  • Enthalpy of vaporization (molar) (kJ/kmol)
    5.6426e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.2382e-7
  • Kinematic viscosity
    1.4662e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    346.155
  • Molar volume (m³/kmol)
    0.212236
  • Parachor
    8.4482e-5
  • Poynting correction factor
    1.00871
  • Prandtl number
    18.1305
  • Saturation pressure (bar)
    5.7701e-4
  • Saturation temperature (°C)
    195.786
  • Solubility parameter
    1.5943e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.73721
  • Specific heat capacity (kJ/kg·K)
    2.21457
  • Surface tension
    0.024246
  • Thermal conductivity
    0.131898
  • Thermal diffusivity
    8.0870e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    65.9
  • Lower flammability limit
    0.010028
  • Upper flammability limit
    0.0799412

Environmental Properties

  • Global warming potential
  • Ozone depletion potential