Properties of 2-methylbenzaldehyde

Thermophysical properties for 2-methylbenzaldehyde (CAS: 529-20-4). 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: 8, H: 8, O: 1
  • CAS
    529-20-4
  • Formula
    C8H8O
  • ID
    529-20-4
  • InChI
    C8H8O/c1-7-4-2-3-5-8(7)6-9/h2-6H,1H3
  • InChI Key
    BTFQKIATRPGRBS-UHFFFAOYSA-N
  • IUPAC Name
    2-methylbenzaldehyde
  • Molecular Weight (kg)
    120.149
  • Phase
    l
  • PubChem ID
    1.0722e+4
  • SMILES
    CC1=CC=CC=C1C=O
  • Synonyms

Physical Properties

  • Acentric factor
    0.435
  • Critical pressure (bar)
    36.7
  • Critical temperature (°C)
    420.85
  • Critical volume (m³/kmol)
    0.386
  • Dipole moment
  • Melting temperature (°C)
    -35
  • Normal boiling temperature (°C)
    195

State-dependent Properties

  • API gravity
    14.5384
  • Compressibility factor
    0.00510447
  • Density (kg/m³)
    962.09
  • Dynamic viscosity (cP)
    0.576661
  • Enthalpy of vaporization (mass) (kJ)
    472.309
  • Enthalpy of vaporization (molar) (kJ/kmol)
    5.6747e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -5.1863e-7
  • Kinematic viscosity
    5.9938e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    193.768
  • Molar volume (m³/kmol)
    0.124883
  • Parachor
    5.5822e-5
  • Poynting correction factor
    1.00512
  • Prandtl number
    6.53816
  • Saturation pressure (bar)
    3.9812e-4
  • Saturation temperature (°C)
    200.892
  • Solubility parameter
    2.0846e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.963037
  • Specific heat capacity (kJ/kg·K)
    1.61274
  • Surface tension
    0.0391132
  • Thermal conductivity
    0.142242
  • Thermal diffusivity
    9.1675e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    67
  • Lower flammability limit
    0.0118996
  • Upper flammability limit
    0.0757248

Environmental Properties

  • Global warming potential
  • Ozone depletion potential