Properties of disiloxane

Thermophysical properties for disiloxane (CAS: 13597-73-4). 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
    H: 6, O: 1, Si: 2
  • CAS
    13597-73-4
  • Formula
    H6OSi2
  • ID
    13597-73-4
  • InChI
    H6OSi2/c2-1-3/h2-3H3
  • InChI Key
    KPUWHANPEXNPJT-UHFFFAOYSA-N
  • IUPAC Name
    silyloxysilane
  • Molecular Weight (kg)
    78.218
  • Phase
    g
  • PubChem ID
    1.2332e+5
  • SMILES
    [SiH3]O[SiH3]
  • Synonyms

Physical Properties

  • Acentric factor
    0.078
  • Critical pressure (bar)
    36.19
  • Critical temperature (°C)
    143.71
  • Critical volume (m³/kmol)
    0.26241
  • Dipole moment
  • Melting temperature (°C)
    -144
  • Normal boiling temperature (°C)
    -15.2

State-dependent Properties

  • API gravity
    60.1916
  • Compressibility factor
    1
  • Density (kg/m³)
    3.19709
  • Dynamic viscosity (cP)
    0.00839756
  • Enthalpy of vaporization (mass) (kJ)
    221.581
  • Enthalpy of vaporization (molar) (kJ/kmol)
    1.7332e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    1.1733e-13
  • Kinematic viscosity
    2.6266e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    74.6421
  • Molar volume (m³/kmol)
    24.4654
  • Parachor
    3.4301e-5
  • Poynting correction factor
    0.985628
  • Prandtl number
    0.678952
  • Saturation pressure (bar)
    4.32827
  • Saturation temperature (°C)
    -15.2386
  • Solubility parameter
    1.1713e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    2.69924
  • Specific heat capacity (kJ/kg·K)
    0.954282
  • Surface tension
    0.00990291
  • Thermal conductivity
    0.0118029
  • Thermal diffusivity
    3.8686e-6

Safety Properties

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

Environmental Properties

  • Global warming potential
  • Ozone depletion potential