Properties of glyoxal

Thermophysical properties for glyoxal (CAS: 107-22-2). 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: 2, H: 2, O: 2
  • CAS
    107-22-2
  • Formula
    C2H2O2
  • ID
    107-22-2
  • InChI
    C2H2O2/c3-1-2-4/h1-2H
  • InChI Key
    LEQAOMBKQFMDFZ-UHFFFAOYSA-N
  • IUPAC Name
    ethanedial
  • Molecular Weight (kg)
    58.0361
  • Phase
    l
  • PubChem ID
    7860
  • SMILES
    C(=O)C=O
  • Synonyms

Physical Properties

  • Acentric factor
    0.413
  • Critical pressure (bar)
    58.8
  • Critical temperature (°C)
    221.85
  • Critical volume (m³/kmol)
    0.164
  • Dipole moment
  • Melting temperature (°C)
    15
  • Normal boiling temperature (°C)
    50.4

State-dependent Properties

  • API gravity
    9.38011
  • Compressibility factor
    0.00239432
  • Density (kg/m³)
    990.749
  • Dynamic viscosity (cP)
    0.34993
  • Enthalpy of vaporization (mass) (kJ)
    572.322
  • Enthalpy of vaporization (molar) (kJ/kmol)
    3.3215e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.6941e-7
  • Kinematic viscosity
    3.5320e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    73.5981
  • Molar volume (m³/kmol)
    0.058578
  • Parachor
    2.4732e-5
  • Poynting correction factor
    1.00158
  • Prandtl number
    2.97786
  • Saturation pressure (bar)
    0.345374
  • Saturation temperature (°C)
    50.4422
  • Solubility parameter
    2.2907e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.991724
  • Specific heat capacity (kJ/kg·K)
    1.26814
  • Surface tension
    0.0314724
  • Thermal conductivity
    0.14902
  • Thermal diffusivity
    1.1861e-7

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0675676
  • Upper flammability limit
    0.429975

Environmental Properties

  • Global warming potential
  • Ozone depletion potential