Properties of 2-methyl-1-butanol

Thermophysical properties for 2-methyl-1-butanol (CAS: 137-32-6). 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: 5, H: 12, O: 1
  • CAS
    137-32-6
  • Formula
    C5H12O
  • ID
    137-32-6
  • InChI
    C5H12O/c1-3-5(2)4-6/h5-6H,3-4H2,1-2H3
  • InChI Key
    QPRQEDXDYOZYLA-UHFFFAOYSA-N
  • IUPAC Name
    2-methylbutan-1-ol
  • Molecular Weight (kg)
    88.1482
  • Phase
    l
  • PubChem ID
    8723
  • SMILES
    CCC(C)CO
  • Synonyms

Physical Properties

  • Acentric factor
    0.6137
  • Critical pressure (bar)
    39.4
  • Critical temperature (°C)
    302.25
  • Critical volume (m³/kmol)
    0.322
  • Dipole moment
  • Melting temperature (°C)
    -70
  • Normal boiling temperature (°C)
    128

State-dependent Properties

  • API gravity
    38.754
  • Compressibility factor
    0.00437606
  • Density (kg/m³)
    823.338
  • Dynamic viscosity (cP)
    4.45703
  • Enthalpy of vaporization (mass) (kJ)
    573.202
  • Enthalpy of vaporization (molar) (kJ/kmol)
    5.0527e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -3.6808e-7
  • Kinematic viscosity
    5.4134e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    212.011
  • Molar volume (m³/kmol)
    0.107062
  • Parachor
    4.6003e-5
  • Poynting correction factor
    1.00437
  • Prandtl number
    75.6983
  • Saturation pressure (bar)
    0.00431346
  • Saturation temperature (°C)
    130.864
  • Solubility parameter
    2.1185e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.824148
  • Specific heat capacity (kJ/kg·K)
    2.40517
  • Surface tension
    0.0334944
  • Thermal conductivity
    0.141614
  • Thermal diffusivity
    7.1512e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    29.1663
  • Lower flammability limit
    0.0153106
  • Upper flammability limit
    0.0881922

Environmental Properties

  • Global warming potential
  • Ozone depletion potential