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Properties of pyruvic acid

Thermophysical properties for pyruvic acid (CAS: 127-17-3). 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: 3, H: 4, O: 3
  • CAS
    127-17-3
  • Formula
    C3H4O3
  • ID
    127-17-3
  • InChI
    C3H4O3/c1-2(4)3(5)6/h1H3,(H,5,6)
  • InChI Key
    LCTONWCANYUPML-UHFFFAOYSA-N
  • IUPAC Name
    2-oxidanylidenepropanoic acid
  • Molecular Weight (kg)
    88.0621
  • Phase
    l
  • PubChem ID
    1060
  • SMILES
    CC(=O)C(=O)O
  • Synonyms

Physical Properties

  • Acentric factor
    0.671
  • Critical pressure (bar)
    56.5
  • Critical temperature (°C)
    361.37
  • Critical volume (m³/kmol)
    0.239
  • Dipole moment
  • Melting temperature (°C)
    12
  • Normal boiling temperature (°C)
    54

State-dependent Properties

  • API gravity
    -8.29195
  • Compressibility factor
    0.00315808
  • Density (kg/m³)
    1139.76
  • Dynamic viscosity (cP)
    0.756902
  • Enthalpy of vaporization (mass) (kJ)
    702.964
  • Enthalpy of vaporization (molar) (kJ/kmol)
    6.1904e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -5.0521e-7
  • Kinematic viscosity
    6.6409e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    120.346
  • Molar volume (m³/kmol)
    0.0772637
  • Parachor
    3.7061e-5
  • Poynting correction factor
    1.00316
  • Prandtl number
    8.91514
  • Saturation pressure (bar)
    0.00172432
  • Saturation temperature (°C)
    165.208
  • Solubility parameter
    2.7733e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.14088
  • Specific heat capacity (kJ/kg·K)
    1.3666
  • Surface tension
    0.0522739
  • Thermal conductivity
    0.116026
  • Thermal diffusivity
    7.4490e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    71.0425
  • Lower flammability limit
    0.0426357
  • Upper flammability limit
    0.271318

Environmental Properties

  • Global warming potential
  • Ozone depletion potential