Properties of trimethylsilane

Thermophysical properties for trimethylsilane (CAS: 993-07-7). 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: 3, H: 10, Si: 1
  • CAS
    993-07-7
  • Formula
    C3H10Si
  • ID
    993-07-7
  • InChI
    C3H10Si/c1-4(2)3/h4H,1-3H3
  • InChI Key
    PQDJYEQOELDLCP-UHFFFAOYSA-N
  • IUPAC Name
    trimethylsilane
  • Molecular Weight (kg)
    74.197
  • Phase
    g
  • PubChem ID
    7.0435e+4
  • SMILES
    C[SiH](C)C
  • Synonyms

Physical Properties

  • Acentric factor
    0.175
  • Critical pressure (bar)
    31.9
  • Critical temperature (°C)
    158.85
  • Critical volume (m³/kmol)
    0.311
  • Dipole moment
  • Melting temperature (°C)
    -135.9
  • Normal boiling temperature (°C)
    6.7

State-dependent Properties

  • API gravity
    98.9281
  • Compressibility factor
    1
  • Density (kg/m³)
    3.03273
  • Dynamic viscosity (cP)
    0.00725208
  • Enthalpy of vaporization (mass) (kJ)
    279.13
  • Enthalpy of vaporization (molar) (kJ/kmol)
    2.0711e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    8.0737e-14
  • Kinematic viscosity
    2.3913e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    108.471
  • Molar volume (m³/kmol)
    24.4654
  • Parachor
    4.0145e-5
  • Poynting correction factor
    0.995737
  • Prandtl number
    0.73359
  • Saturation pressure (bar)
    1.8729
  • Saturation temperature (°C)
    6.52321
  • Solubility parameter
    1.2165e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    2.56048
  • Specific heat capacity (kJ/kg·K)
    1.46193
  • Surface tension
    0.0110468
  • Thermal conductivity
    0.0144523
  • Thermal diffusivity
    3.2597e-6

Safety Properties

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

Environmental Properties

  • Global warming potential
  • Ozone depletion potential