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Properties of 2,2,4,4-tetramethylpentane

Thermophysical properties for 2,2,4,4-tetramethylpentane (CAS: 1070-87-7). 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: 9, H: 20
  • CAS
    1070-87-7
  • Formula
    C9H20
  • ID
    1070-87-7
  • InChI
    C9H20/c1-8(2,3)7-9(4,5)6/h7H2,1-6H3
  • InChI Key
    GUMULFRCHLJNDY-UHFFFAOYSA-N
  • IUPAC Name
    2,2,4,4-tetramethylpentane
  • Molecular Weight (kg)
    128.255
  • Phase
    l
  • PubChem ID
    1.4058e+4
  • SMILES
    CC(C)(C)CC(C)(C)C
  • Synonyms

Physical Properties

  • Acentric factor
    0.3099
  • Critical pressure (bar)
    24.9
  • Critical temperature (°C)
    301.45
  • Critical volume (m³/kmol)
    0.532
  • Dipole moment
  • Melting temperature (°C)
    -66.75
  • Normal boiling temperature (°C)
    122.2

State-dependent Properties

  • API gravity
    67.9495
  • Compressibility factor
    0.00746613
  • Density (kg/m³)
    702.145
  • Dynamic viscosity (cP)
    0.325964
  • Enthalpy of vaporization (mass) (kJ)
    293.778
  • Enthalpy of vaporization (molar) (kJ/kmol)
    3.7679e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.6495e-7
  • Kinematic viscosity
    4.6424e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    274.633
  • Molar volume (m³/kmol)
    0.182662
  • Parachor
    6.9129e-5
  • Poynting correction factor
    1.00729
  • Prandtl number
    6.21324
  • Saturation pressure (bar)
    0.0270334
  • Saturation temperature (°C)
    122.286
  • Solubility parameter
    1.3882e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.702836
  • Specific heat capacity (kJ/kg·K)
    2.1413
  • Surface tension
    0.0199087
  • Thermal conductivity
    0.112339
  • Thermal diffusivity
    7.4718e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    5
  • Lower flammability limit
    0.00891591
  • Upper flammability limit
    0.0618034

Environmental Properties

  • Global warming potential
  • Ozone depletion potential