Properties of tetramethylsilane

Thermophysical properties for tetramethylsilane (CAS: 75-76-3). 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: 12, Si: 1
  • CAS
    75-76-3
  • Formula
    C4H12Si
  • ID
    75-76-3
  • InChI
    C4H12Si/c1-5(2,3)4/h1-4H3
  • InChI Key
    CZDYPVPMEAXLPK-UHFFFAOYSA-N
  • IUPAC Name
    tetramethylsilane
  • Molecular Weight (kg)
    88.2236
  • Phase
    l
  • PubChem ID
    6396
  • SMILES
    C[Si](C)(C)C
  • Synonyms

Physical Properties

  • Acentric factor
    0.242
  • Critical pressure (bar)
    28.21
  • Critical temperature (°C)
    175.45
  • Critical volume (m³/kmol)
    0.3616
  • Dipole moment
    0
  • Melting temperature (°C)
    -99.5
  • Normal boiling temperature (°C)
    26.7

State-dependent Properties

  • API gravity
    86.9475
  • Compressibility factor
    0.00566674
  • Density (kg/m³)
    636.354
  • Dynamic viscosity (cP)
    0.183597
  • Enthalpy of vaporization (mass) (kJ)
    269.692
  • Enthalpy of vaporization (molar) (kJ/kmol)
    2.3793e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -3.6413e-7
  • Kinematic viscosity
    2.8851e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    173.936
  • Molar volume (m³/kmol)
    0.138639
  • Parachor
    4.6210e-5
  • Poynting correction factor
    1.00031
  • Prandtl number
    3.63607
  • Saturation pressure (bar)
    0.95769
  • Saturation temperature (°C)
    26.6165
  • Solubility parameter
    1.2399e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.63698
  • Specific heat capacity (kJ/kg·K)
    1.97154
  • Surface tension
    0.012065
  • Thermal conductivity
    0.0995496
  • Thermal diffusivity
    7.9348e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0160256
  • Upper flammability limit
    0.101981

Environmental Properties

  • Global warming potential
  • Ozone depletion potential