Properties of pentamethylbenzene

Thermophysical properties for pentamethylbenzene (CAS: 700-12-9). 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: 11, H: 16
  • CAS
    700-12-9
  • Formula
    C11H16
  • ID
    700-12-9
  • InChI
    C11H16/c1-7-6-8(2)10(4)11(5)9(7)3/h6H,1-5H3
  • InChI Key
    BEZDDPMMPIDMGJ-UHFFFAOYSA-N
  • IUPAC Name
    1,2,3,4,5-pentamethylbenzene
  • Molecular Weight (kg)
    148.245
  • Phase
    s
  • PubChem ID
    1.2784e+4
  • SMILES
    CC1=CC(=C(C(=C1C)C)C)C
  • Synonyms

Physical Properties

  • Acentric factor
    0.464
  • Critical pressure (bar)
    28.7
  • Critical temperature (°C)
    446
  • Critical volume (m³/kmol)
    0.538
  • Dipole moment
  • Melting temperature (°C)
    54.25
  • Normal boiling temperature (°C)
    232

State-dependent Properties

  • API gravity
    22.0069
  • Compressibility factor
    0.00599345
  • Density (kg/m³)
    1011
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    387.765
  • Enthalpy of vaporization (molar) (kJ/kmol)
    5.7484e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
  • Kinematic viscosity
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    221.827
  • Molar volume (m³/kmol)
    0.146632
  • Parachor
    7.2247e-5
  • Poynting correction factor
    1.00665
  • Prandtl number
  • Saturation pressure (bar)
    1.4448e-4
  • Saturation temperature (°C)
    231.464
  • Solubility parameter
    1.8413e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.01199
  • Specific heat capacity (kJ/kg·K)
    1.49636
  • Surface tension
    0.0382973
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    91
  • Lower flammability limit
    0.0089929
  • Upper flammability limit
    0.0647435

Environmental Properties

  • Global warming potential
  • Ozone depletion potential