Properties of linoleic acid

Thermophysical properties for linoleic acid (CAS: 60-33-3). 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: 18, H: 32, O: 2
  • CAS
    60-33-3
  • Formula
    C18H32O2
  • ID
    60-33-3
  • InChI
    C18H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h6-7,9-10H,2-5,8,11-17H2,1H3,(H,19,20)/b7-6-,10-9-
  • InChI Key
    OYHQOLUKZRVURQ-HZJYTTRNSA-N
  • IUPAC Name
    (9z,12z)-octadeca-9,12-dienoic acid
  • Molecular Weight (kg)
    280.445
  • Phase
    l
  • PubChem ID
    5.2805e+6
  • SMILES
    CCCCC/C=C\C/C=C\CCCCCCCC(=O)O
  • Synonyms

Physical Properties

  • Acentric factor
    1.18
  • Critical pressure (bar)
    14.1
  • Critical temperature (°C)
    501.85
  • Critical volume (m³/kmol)
    0.99
  • Dipole moment
  • Melting temperature (°C)
    -8.5
  • Normal boiling temperature (°C)
    365.2

State-dependent Properties

  • API gravity
    20.3818
  • Compressibility factor
    0.0123593
  • Density (kg/m³)
    927.474
  • Dynamic viscosity (cP)
    0.938605
  • Enthalpy of vaporization (mass) (kJ)
    446.264
  • Enthalpy of vaporization (molar) (kJ/kmol)
    1.2515e+5
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.9626e-7
  • Kinematic viscosity
    1.0120e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    540.657
  • Molar volume (m³/kmol)
    0.302376
  • Parachor
    1.3543e-4
  • Poynting correction factor
    1.01244
  • Prandtl number
    12.5167
  • Saturation pressure (bar)
    4.3047e-10
  • Saturation temperature (°C)
    355.276
  • Solubility parameter
    2.0142e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.928386
  • Specific heat capacity (kJ/kg·K)
    1.92785
  • Surface tension
    0.0382883
  • Thermal conductivity
    0.144566
  • Thermal diffusivity
    8.0852e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0237407
  • Upper flammability limit
    0.229371

Environmental Properties

  • Global warming potential
  • Ozone depletion potential