Properties of propionaldehyde

Thermophysical properties for propionaldehyde (CAS: 123-38-6). 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: 6, O: 1
  • CAS
    123-38-6
  • Formula
    C3H6O
  • ID
    123-38-6
  • InChI
    C3H6O/c1-2-3-4/h3H,2H2,1H3
  • InChI Key
    NBBJYMSMWIIQGU-UHFFFAOYSA-N
  • IUPAC Name
    propanal
  • Molecular Weight (kg)
    58.0791
  • Phase
    l
  • PubChem ID
    527
  • SMILES
    CCC=O
  • Synonyms

Physical Properties

  • Acentric factor
    0.2449
  • Critical pressure (bar)
    52.6
  • Critical temperature (°C)
    231.85
  • Critical volume (m³/kmol)
    0.204
  • Dipole moment
    2.52
  • Melting temperature (°C)
    -80.5
  • Normal boiling temperature (°C)
    48

State-dependent Properties

  • API gravity
    44.7438
  • Compressibility factor
    0.00300023
  • Density (kg/m³)
    791.25
  • Dynamic viscosity (cP)
    0.317605
  • Enthalpy of vaporization (mass) (kJ)
    514.293
  • Enthalpy of vaporization (molar) (kJ/kmol)
    2.9870e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -3.8696e-7
  • Kinematic viscosity
    4.0140e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    106.989
  • Molar volume (m³/kmol)
    0.0734018
  • Parachor
    2.9413e-5
  • Poynting correction factor
    1.00175
  • Prandtl number
    3.73589
  • Saturation pressure (bar)
    0.423822
  • Saturation temperature (°C)
    48.0326
  • Solubility parameter
    1.9317e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.792028
  • Specific heat capacity (kJ/kg·K)
    1.84213
  • Surface tension
    0.0254745
  • Thermal conductivity
    0.156608
  • Thermal diffusivity
    1.0744e-7

Safety Properties

  • Autoignition temperature (°C)
    188
  • Flash point temperature (°C)
    -26
  • Lower flammability limit
    0.02
  • Upper flammability limit
    0.17

Environmental Properties

  • Global warming potential
  • Ozone depletion potential