Properties of benzene

Thermophysical properties for benzene (CAS: 71-43-2). 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: 6, H: 6
  • CAS
    71-43-2
  • Formula
    C6H6
  • ID
    71-43-2
  • InChI
    C6H6/c1-2-4-6-5-3-1/h1-6H
  • InChI Key
    UHOVQNZJYSORNB-UHFFFAOYSA-N
  • IUPAC Name
    benzene
  • Molecular Weight (kg)
    78.1118
  • Phase
    l
  • PubChem ID
    241
  • SMILES
    C1=CC=CC=C1
  • Synonyms

Physical Properties

  • Acentric factor
    0.211
  • Critical pressure (bar)
    49.0728
  • Critical temperature (°C)
    288.87
  • Critical volume (m³/kmol)
    0.256345
  • Dipole moment
    0
  • Melting temperature (°C)
    5.5
  • Normal boiling temperature (°C)
    80.0688

State-dependent Properties

  • API gravity
    28.491
  • Compressibility factor
    0.00365505
  • Density (kg/m³)
    873.517
  • Dynamic viscosity (cP)
    0.602095
  • Enthalpy of vaporization (mass) (kJ)
    433.542
  • Enthalpy of vaporization (molar) (kJ/kmol)
    3.3865e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.2023e-7
  • Kinematic viscosity
    6.8928e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    135.42
  • Molar volume (m³/kmol)
    0.0894222
  • Parachor
    3.6781e-5
  • Poynting correction factor
    1.0032
  • Prandtl number
    7.39495
  • Saturation pressure (bar)
    0.126951
  • Saturation temperature (°C)
    80.0688
  • Solubility parameter
    1.8735e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.874376
  • Specific heat capacity (kJ/kg·K)
    1.73367
  • Surface tension
    0.0282062
  • Thermal conductivity
    0.141155
  • Thermal diffusivity
    9.3209e-8

Safety Properties

  • Autoignition temperature (°C)
    498
  • Flash point temperature (°C)
    -11
  • Lower flammability limit
    0.012
  • Upper flammability limit
    0.086

Environmental Properties

  • Global warming potential
  • Ozone depletion potential