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Properties of 2-methyl-1,3-propanediol

Thermophysical properties for 2-methyl-1,3-propanediol (CAS: 2163-42-0). 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: 4, H: 10, O: 2
  • CAS
    2163-42-0
  • Formula
    C4H10O2
  • ID
    2163-42-0
  • InChI
    C4H10O2/c1-4(2-5)3-6/h4-6H,2-3H2,1H3
  • InChI Key
    QWGRWMMWNDWRQN-UHFFFAOYSA-N
  • IUPAC Name
    2-methylpropane-1,3-diol
  • Molecular Weight (kg)
    90.121
  • Phase
    l
  • PubChem ID
    7.5103e+4
  • SMILES
    CC(CO)CO
  • Synonyms

Physical Properties

  • Acentric factor
    0.5869
  • Critical pressure (bar)
    54
  • Critical temperature (°C)
    434.85
  • Critical volume (m³/kmol)
    0.3
  • Dipole moment
  • Melting temperature (°C)
    -91
  • Normal boiling temperature (°C)
    221

State-dependent Properties

  • API gravity
    17.5331
  • Compressibility factor
    0.00390478
  • Density (kg/m³)
    943.358
  • Dynamic viscosity (cP)
    0.768626
  • Enthalpy of vaporization (mass) (kJ)
    754.42
  • Enthalpy of vaporization (molar) (kJ/kmol)
    6.7989e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.6569e-7
  • Kinematic viscosity
    8.1478e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    169.229
  • Molar volume (m³/kmol)
    0.0955321
  • Parachor
    4.6006e-5
  • Poynting correction factor
    1.00391
  • Prandtl number
    7.47463
  • Saturation pressure (bar)
    7.2745e-5
  • Saturation temperature (°C)
    210.416
  • Solubility parameter
    2.6187e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.944286
  • Specific heat capacity (kJ/kg·K)
    1.87779
  • Surface tension
    0.0529517
  • Thermal conductivity
    0.193096
  • Thermal diffusivity
    1.0901e-7

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    112.449
  • Lower flammability limit
    0.0202355
  • Upper flammability limit
    0.128771

Environmental Properties

  • Global warming potential
  • Ozone depletion potential