Properties of 1-heptanethiol

Thermophysical properties for 1-heptanethiol (CAS: 1639-09-4). 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: 7, H: 16, S: 1
  • CAS
    1639-09-4
  • Formula
    C7H16S
  • ID
    1639-09-4
  • InChI
    C7H16S/c1-2-3-4-5-6-7-8/h8H,2-7H2,1H3
  • InChI Key
    VPIAKHNXCOTPAY-UHFFFAOYSA-N
  • IUPAC Name
    heptane-1-thiol
  • Molecular Weight (kg)
    132.267
  • Phase
    l
  • PubChem ID
    1.5422e+4
  • SMILES
    CCCCCCCS
  • Synonyms

Physical Properties

  • Acentric factor
    0.419
  • Critical pressure (bar)
    27.7
  • Critical temperature (°C)
    371.85
  • Critical volume (m³/kmol)
    0.465
  • Dipole moment
  • Melting temperature (°C)
    -43
  • Normal boiling temperature (°C)
    176.9

State-dependent Properties

  • API gravity
    35.5652
  • Compressibility factor
    0.0064448
  • Density (kg/m³)
    838.86
  • Dynamic viscosity (cP)
    0.874552
  • Enthalpy of vaporization (mass) (kJ)
    383.916
  • Enthalpy of vaporization (molar) (kJ/kmol)
    5.0779e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.5390e-7
  • Kinematic viscosity
    1.0425e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    251.704
  • Molar volume (m³/kmol)
    0.157675
  • Parachor
    6.4543e-5
  • Poynting correction factor
    1.00645
  • Prandtl number
    12.431
  • Saturation pressure (bar)
    0.00176534
  • Saturation temperature (°C)
    177.03
  • Solubility parameter
    1.7502e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.839685
  • Specific heat capacity (kJ/kg·K)
    1.903
  • Surface tension
    0.0273597
  • Thermal conductivity
    0.13388
  • Thermal diffusivity
    8.3867e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    50.5
  • Lower flammability limit
    0.00962489
  • Upper flammability limit
    0.0609923

Environmental Properties

  • Global warming potential
  • Ozone depletion potential