Properties of 4-hydroxybenzaldehyde

Thermophysical properties for 4-hydroxybenzaldehyde (CAS: 123-08-0). 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: 7, H: 6, O: 2
  • CAS
    123-08-0
  • Formula
    C7H6O2
  • ID
    123-08-0
  • InChI
    C7H6O2/c8-5-6-1-3-7(9)4-2-6/h1-5,9H
  • InChI Key
    RGHHSNMVTDWUBI-UHFFFAOYSA-N
  • IUPAC Name
    4-oxidanylbenzaldehyde
  • Molecular Weight (kg)
    122.121
  • Phase
    s
  • PubChem ID
    126
  • SMILES
    C1=CC(=CC=C1C=O)O
  • Synonyms

Physical Properties

  • Acentric factor
    0.617
  • Critical pressure (bar)
    49.9
  • Critical temperature (°C)
    570.85
  • Critical volume (m³/kmol)
    0.361
  • Dipole moment
  • Melting temperature (°C)
    117
  • Normal boiling temperature (°C)
    310

State-dependent Properties

  • API gravity
    -2.56523
  • Compressibility factor
    0.00412277
  • Density (kg/m³)
    1210.74
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    745.144
  • Enthalpy of vaporization (molar) (kJ/kmol)
    9.0998e+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))
    134.163
  • Molar volume (m³/kmol)
    0.100865
  • Parachor
    5.3301e-5
  • Poynting correction factor
    1.00458
  • Prandtl number
  • Saturation pressure (bar)
    1.3497e-6
  • Saturation temperature (°C)
    309.718
  • Solubility parameter
    2.8137e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.21193
  • Specific heat capacity (kJ/kg·K)
    1.0986
  • Surface tension
    0.0507002
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0149864
  • Upper flammability limit
    0.0953678

Environmental Properties

  • Global warming potential
  • Ozone depletion potential