Properties of phosgene

Thermophysical properties for phosgene (CAS: 75-44-5). 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: 1, Cl: 2, O: 1
  • CAS
    75-44-5
  • Formula
    CCl2O
  • ID
    75-44-5
  • InChI
    CCl2O/c2-1(3)4
  • InChI Key
    YGYAWVDWMABLBF-UHFFFAOYSA-N
  • IUPAC Name
    carbonyl dichloride
  • Molecular Weight (kg)
    98.9161
  • Phase
    g
  • PubChem ID
    6371
  • SMILES
    C(=O)(Cl)Cl
  • Synonyms

Physical Properties

  • Acentric factor
    0.204
  • Critical pressure (bar)
    56.742
  • Critical temperature (°C)
    181.85
  • Critical volume (m³/kmol)
    0.19
  • Dipole moment
    1.17
  • Melting temperature (°C)
    -118
  • Normal boiling temperature (°C)
    7.5

State-dependent Properties

  • API gravity
    -29.4207
  • Compressibility factor
    1
  • Density (kg/m³)
    4.0431
  • Dynamic viscosity (cP)
    0.00931826
  • Enthalpy of vaporization (mass) (kJ)
    240.325
  • Enthalpy of vaporization (molar) (kJ/kmol)
    2.3772e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    1.5180e-13
  • Kinematic viscosity
    2.3047e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    57.6913
  • Molar volume (m³/kmol)
    24.4654
  • Parachor
    2.6881e-5
  • Poynting correction factor
    0.997401
  • Prandtl number
    0.5959
  • Saturation pressure (bar)
    1.90217
  • Saturation temperature (°C)
    7.53293
  • Solubility parameter
    1.7130e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    3.41351
  • Specific heat capacity (kJ/kg·K)
    0.583235
  • Surface tension
    0.0186124
  • Thermal conductivity
    0.00912021
  • Thermal diffusivity
    3.8676e-6

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.486306
  • Upper flammability limit
    0.230433

Environmental Properties

  • Global warming potential
  • Ozone depletion potential