Chemcasts LogoChemcasts

Properties of 2-Methyl-1,2-propanediol

Thermophysical properties for 2-Methyl-1,2-propanediol (CAS: 558-43-0). 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

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

Open Calculator

Identification

  • Atoms
    C: 4, H: 10, O: 2
  • CAS
    558-43-0
  • Formula
    C4H10O2
  • ID
    558-43-0
  • InChI
    C4H10O2/c1-4(2,6)3-5/h5-6H,3H2,1-2H3
  • InChI Key
    BTVWZWFKMIUSGS-UHFFFAOYSA-N
  • IUPAC Name
    2-methylpropane-1,2-diol
  • Molecular Weight (kg)
    90.121
  • Phase
    l
  • PubChem ID
    6.8410e+4
  • SMILES
    CC(C)(O)CO
  • Synonyms

Physical Properties

  • Acentric factor
    1.062
  • Critical pressure (bar)
    50.33
  • Critical temperature (°C)
    353.15
  • Critical volume (m³/kmol)
    0.286
  • Dipole moment
  • Melting temperature (°C)
    -14.25
  • Normal boiling temperature (°C)
    177

State-dependent Properties

  • API gravity
    9.73242
  • Compressibility factor
    0.00370213
  • Density (kg/m³)
    994.997
  • Dynamic viscosity (cP)
    0.933543
  • Enthalpy of vaporization (mass) (kJ)
    902.513
  • Enthalpy of vaporization (molar) (kJ/kmol)
    8.1335e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.3288e-7
  • Kinematic viscosity
    9.3824e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    169.229
  • Molar volume (m³/kmol)
    0.0905741
  • Parachor
    4.4104e-5
  • Poynting correction factor
    1.00371
  • Prandtl number
    10.8287
  • Saturation pressure (bar)
    2.2368e-4
  • Saturation temperature (°C)
    178
  • Solubility parameter
    2.9506e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.995976
  • Specific heat capacity (kJ/kg·K)
    1.87779
  • Surface tension
    0.0553907
  • Thermal conductivity
    0.161885
  • Thermal diffusivity
    8.6643e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.021132
  • Upper flammability limit
    0.114216

Environmental Properties

  • Global warming potential
  • Ozone depletion potential