Properties of 2-octanol

Thermophysical properties for 2-octanol (CAS: 123-96-6). 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

Need properties at a different state? Use our interactive calculator.

Open Calculator

Identification

  • Atoms
    C: 8, H: 18, O: 1
  • CAS
    123-96-6
  • Formula
    C8H18O
  • ID
    123-96-6
  • InChI
    C8H18O/c1-3-4-5-6-7-8(2)9/h8-9H,3-7H2,1-2H3
  • InChI Key
    SJWFXCIHNDVPSH-UHFFFAOYSA-N
  • IUPAC Name
    octan-2-ol
  • Molecular Weight (kg)
    130.228
  • Phase
    l
  • PubChem ID
    2.0083e+4
  • SMILES
    CCCCCCC(C)O
  • Synonyms

Physical Properties

  • Acentric factor
    0.52
  • Critical pressure (bar)
    27.54
  • Critical temperature (°C)
    356.45
  • Critical volume (m³/kmol)
    0.519
  • Dipole moment
    1.6
  • Melting temperature (°C)
    -31.8
  • Normal boiling temperature (°C)
    178.5

State-dependent Properties

  • API gravity
    39.6041
  • Compressibility factor
    0.00648981
  • Density (kg/m³)
    820.199
  • Dynamic viscosity (cP)
    7.19793
  • Enthalpy of vaporization (mass) (kJ)
    516.179
  • Enthalpy of vaporization (molar) (kJ/kmol)
    6.7221e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.5662e-7
  • Kinematic viscosity
    8.7758e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    267.248
  • Molar volume (m³/kmol)
    0.158776
  • Parachor
    6.4118e-5
  • Poynting correction factor
    1.00651
  • Prandtl number
    109.013
  • Saturation pressure (bar)
    1.0711e-4
  • Saturation temperature (°C)
    195.218
  • Solubility parameter
    2.0193e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.821006
  • Specific heat capacity (kJ/kg·K)
    2.05215
  • Surface tension
    0.02591
  • Thermal conductivity
    0.1355
  • Thermal diffusivity
    8.0502e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    71
  • Lower flammability limit
    0.00946318
  • Upper flammability limit
    0.0602202

Environmental Properties

  • Global warming potential
  • Ozone depletion potential