Properties of diphenylacetylene

Thermophysical properties for diphenylacetylene (CAS: 501-65-5). 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: 14, H: 10
  • CAS
    501-65-5
  • Formula
    C14H10
  • ID
    501-65-5
  • InChI
    C14H10/c1-3-7-13(8-4-1)11-12-14-9-5-2-6-10-14/h1-10H
  • InChI Key
    JRXXLCKWQFKACW-UHFFFAOYSA-N
  • IUPAC Name
    2-phenylethynylbenzene
  • Molecular Weight (kg)
    178.229
  • Phase
    s
  • PubChem ID
    1.0390e+4
  • SMILES
    C1=CC=C(C=C1)C#CC2=CC=CC=C2
  • Synonyms

Physical Properties

  • Acentric factor
    0.384
  • Critical pressure (bar)
    29
  • Critical temperature (°C)
    558.85
  • Critical volume (m³/kmol)
    0.611
  • Dipole moment
  • Melting temperature (°C)
    60
  • Normal boiling temperature (°C)
    300

State-dependent Properties

  • API gravity
    20.5758
  • Compressibility factor
    0.00704836
  • Density (kg/m³)
    1033.57
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    389.473
  • Enthalpy of vaporization (molar) (kJ/kmol)
    6.9415e+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))
    225.9
  • Molar volume (m³/kmol)
    0.172441
  • Parachor
    8.5888e-5
  • Poynting correction factor
    1.0079
  • Prandtl number
  • Saturation pressure (bar)
    5.7044e-6
  • Saturation temperature (°C)
    300.531
  • Solubility parameter
    1.8643e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.03458
  • Specific heat capacity (kJ/kg·K)
    1.26747
  • Surface tension
    0.038317
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0097436
  • Upper flammability limit
    0.0762825

Environmental Properties

  • Global warming potential
  • Ozone depletion potential