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Properties of tetradecamethylhexasiloxane

Thermophysical properties for tetradecamethylhexasiloxane (CAS: 107-52-8). 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: 14, H: 42, O: 5, Si: 6
  • CAS
    107-52-8
  • Formula
    C14H42O5Si6
  • ID
    107-52-8
  • InChI
    C14H42O5Si6/c1-20(2,3)15-22(7,8)17-24(11,12)19-25(13,14)18-23(9,10)16-21(4,5)6/h1-14H3
  • InChI Key
    ADANNTOYRVPQLJ-UHFFFAOYSA-N
  • IUPAC Name
    [dimethyl(trimethylsilyloxy)silyl]oxy-[[dimethyl(trimethylsilyloxy)silyl]oxy-dimethyl-silyl]oxy-dimethyl-silane
  • Molecular Weight (kg)
    458.993
  • Phase
    l
  • PubChem ID
    7875
  • SMILES
    C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C
  • Synonyms

Physical Properties

  • Acentric factor
    0.806
  • Critical pressure (bar)
    8.4037
  • Critical temperature (°C)
    380.05
  • Critical volume (m³/kmol)
    1.75439
  • Dipole moment
  • Melting temperature (°C)
    -59
  • Normal boiling temperature (°C)
    259.755

State-dependent Properties

  • API gravity
    26.2982
  • Compressibility factor
    0.021158
  • Density (kg/m³)
    886.707
  • Dynamic viscosity (cP)
    2.34343
  • Enthalpy of vaporization (mass) (kJ)
    173.75
  • Enthalpy of vaporization (molar) (kJ/kmol)
    7.9750e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.4890e-7
  • Kinematic viscosity
    2.6428e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    778.671
  • Molar volume (m³/kmol)
    0.517638
  • Parachor
    1.9399e-4
  • Poynting correction factor
    1.02138
  • Prandtl number
    32.096
  • Saturation pressure (bar)
    7.4363e-6
  • Saturation temperature (°C)
    259.751
  • Solubility parameter
    1.2218e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.887579
  • Specific heat capacity (kJ/kg·K)
    1.69647
  • Surface tension
    0.0181094
  • Thermal conductivity
    0.123865
  • Thermal diffusivity
    8.2342e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    102
  • Lower flammability limit
    0.00520242
  • Upper flammability limit
    0.0331063

Environmental Properties

  • Global warming potential
  • Ozone depletion potential