Properties of 1,3-butadiene

Thermophysical properties for 1,3-butadiene (CAS: 106-99-0). 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: 4, H: 6
  • CAS
    106-99-0
  • Formula
    C4H6
  • ID
    106-99-0
  • InChI
    C4H6/c1-3-4-2/h3-4H,1-2H2
  • InChI Key
    KAKZBPTYRLMSJV-UHFFFAOYSA-N
  • IUPAC Name
    buta-1,3-diene
  • Molecular Weight (kg)
    54.0904
  • Phase
    g
  • PubChem ID
    7845
  • SMILES
    C=CC=C
  • Synonyms

Physical Properties

  • Acentric factor
    0.192
  • Critical pressure (bar)
    43.053
  • Critical temperature (°C)
    151.985
  • Critical volume (m³/kmol)
    0.220751
  • Dipole moment
    0
  • Melting temperature (°C)
    -110.95
  • Normal boiling temperature (°C)
    -4.48858

State-dependent Properties

  • API gravity
    94.0362
  • Compressibility factor
    1
  • Density (kg/m³)
    2.2109
  • Dynamic viscosity (cP)
    0.00832661
  • Enthalpy of vaporization (mass) (kJ)
    385.495
  • Enthalpy of vaporization (molar) (kJ/kmol)
    2.0852e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    1.0999e-13
  • Kinematic viscosity
    3.7662e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    79.6246
  • Molar volume (m³/kmol)
    24.4654
  • Parachor
    3.0572e-5
  • Poynting correction factor
    0.993635
  • Prandtl number
    0.778262
  • Saturation pressure (bar)
    2.81276
  • Saturation temperature (°C)
    -4.48749
  • Solubility parameter
    1.4453e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.86661
  • Specific heat capacity (kJ/kg·K)
    1.47206
  • Surface tension
    0.0143866
  • Thermal conductivity
    0.0157496
  • Thermal diffusivity
    4.8392e-6

Safety Properties

  • Autoignition temperature (°C)
    420
  • Flash point temperature (°C)
    -76
  • Lower flammability limit
    0.014
  • Upper flammability limit
    0.163

Environmental Properties

  • Global warming potential
  • Ozone depletion potential