Properties of 1,5-cyclooctadiene

Thermophysical properties for 1,5-cyclooctadiene (CAS: 111-78-4). 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: 8, H: 12
  • CAS
    111-78-4
  • Formula
    C8H12
  • ID
    111-78-4
  • InChI
    C8H12/c1-2-4-6-8-7-5-3-1/h1-2,7-8H,3-6H2
  • InChI Key
    VYXHVRARDIDEHS-UHFFFAOYSA-N
  • IUPAC Name
    cycloocta-1,5-diene
  • Molecular Weight (kg)
    108.181
  • Phase
    l
  • PubChem ID
    8135
  • SMILES
    C1CC=CCCC=C1
  • Synonyms

Physical Properties

  • Acentric factor
    0.286
  • Critical pressure (bar)
    39
  • Critical temperature (°C)
    371.85
  • Critical volume (m³/kmol)
    0.366
  • Dipole moment
  • Melting temperature (°C)
    -62.7
  • Normal boiling temperature (°C)
    149

State-dependent Properties

  • API gravity
    26.9573
  • Compressibility factor
    0.00499397
  • Density (kg/m³)
    885.426
  • Dynamic viscosity (cP)
    0.444674
  • Enthalpy of vaporization (mass) (kJ)
    400.244
  • Enthalpy of vaporization (molar) (kJ/kmol)
    4.3299e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.4554e-7
  • Kinematic viscosity
    5.0221e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    208.193
  • Molar volume (m³/kmol)
    0.122179
  • Parachor
    5.1767e-5
  • Poynting correction factor
    1.00498
  • Prandtl number
    6.39496
  • Saturation pressure (bar)
    0.00590217
  • Saturation temperature (°C)
    153.654
  • Solubility parameter
    1.8278e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.886297
  • Specific heat capacity (kJ/kg·K)
    1.92449
  • Surface tension
    0.0315877
  • Thermal conductivity
    0.13382
  • Thermal diffusivity
    7.8533e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    33.5207
  • Lower flammability limit
    0.0100405
  • Upper flammability limit
    0.0625363

Environmental Properties

  • Global warming potential
  • Ozone depletion potential