Chemcasts LogoChemcasts

Properties of heptane, 2,6-dimethyl-

Thermophysical properties for heptane, 2,6-dimethyl- (CAS: 1072-05-5). 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

Need properties at a different state? Use our interactive calculator.

Open Calculator

Identification

  • Atoms
    C: 9, H: 20
  • CAS
    1072-05-5
  • Formula
    C9H20
  • ID
    1072-05-5
  • InChI
    C9H20/c1-8(2)6-5-7-9(3)4/h8-9H,5-7H2,1-4H3
  • InChI Key
    KBPCCVWUMVGXGF-UHFFFAOYSA-N
  • IUPAC Name
    2,6-dimethylheptane
  • Molecular Weight (kg)
    128.255
  • Phase
    l
  • PubChem ID
    1.4069e+4
  • SMILES
    CC(C)CCCC(C)C
  • Synonyms

Physical Properties

  • Acentric factor
    0.393
  • Critical pressure (bar)
    23
  • Critical temperature (°C)
    305.85
  • Critical volume (m³/kmol)
    0.52
  • Dipole moment
  • Melting temperature (°C)
    -102.95
  • Normal boiling temperature (°C)
    135

State-dependent Properties

  • API gravity
    61.1754
  • Compressibility factor
    0.00720955
  • Density (kg/m³)
    727.133
  • Dynamic viscosity (cP)
    0.343601
  • Enthalpy of vaporization (mass) (kJ)
    324.183
  • Enthalpy of vaporization (molar) (kJ/kmol)
    4.1578e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.5740e-7
  • Kinematic viscosity
    4.7254e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    274.633
  • Molar volume (m³/kmol)
    0.176385
  • Parachor
    6.7267e-5
  • Poynting correction factor
    1.00714
  • Prandtl number
    6.33665
  • Saturation pressure (bar)
    0.0128818
  • Saturation temperature (°C)
    135.226
  • Solubility parameter
    1.4889e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.727848
  • Specific heat capacity (kJ/kg·K)
    2.1413
  • Surface tension
    0.0205491
  • Thermal conductivity
    0.116111
  • Thermal diffusivity
    7.4573e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    17.5
  • Lower flammability limit
    0.00813128
  • Upper flammability limit
    0.0517445

Environmental Properties

  • Global warming potential
  • Ozone depletion potential