Properties of 1,4-pentadiene

Thermophysical properties for 1,4-pentadiene (CAS: 591-93-5). 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: 5, H: 8
  • CAS
    591-93-5
  • Formula
    C5H8
  • ID
    591-93-5
  • InChI
    C5H8/c1-3-5-4-2/h3-4H,1-2,5H2
  • InChI Key
    QYZLKGVUSQXAMU-UHFFFAOYSA-N
  • IUPAC Name
    penta-1,4-diene
  • Molecular Weight (kg)
    68.117
  • Phase
    l
  • PubChem ID
    1.1587e+4
  • SMILES
    C=CCC=C
  • Synonyms

Physical Properties

  • Acentric factor
    0.1473
  • Critical pressure (bar)
    37.8956
  • Critical temperature (°C)
    204.85
  • Critical volume (m³/kmol)
    0.276
  • Dipole moment
  • Melting temperature (°C)
    -148
  • Normal boiling temperature (°C)
    25.9

State-dependent Properties

  • API gravity
    80.7748
  • Compressibility factor
    0.00425927
  • Density (kg/m³)
    653.685
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    360.429
  • Enthalpy of vaporization (molar) (kJ/kmol)
    2.4551e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -3.1474e-7
  • Kinematic viscosity
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    133.556
  • Molar volume (m³/kmol)
    0.104205
  • Parachor
    3.6939e-5
  • Poynting correction factor
    1.00014
  • Prandtl number
  • Saturation pressure (bar)
    0.979755
  • Saturation temperature (°C)
    25.9489
  • Solubility parameter
    1.4554e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.654328
  • Specific heat capacity (kJ/kg·K)
    1.96069
  • Surface tension
    0.0155228
  • Thermal conductivity
    0.117068
  • Thermal diffusivity
    9.1340e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0160256
  • Upper flammability limit
    0.101981

Environmental Properties

  • Global warming potential
  • Ozone depletion potential