Properties of 1-heptanol

Thermophysical properties for 1-heptanol (CAS: 111-70-6). 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, O: 1
  • CAS
    111-70-6
  • Formula
    C7H16O
  • ID
    111-70-6
  • InChI
    C7H16O/c1-2-3-4-5-6-7-8/h8H,2-7H2,1H3
  • InChI Key
    BBMCTIGTTCKYKF-UHFFFAOYSA-N
  • IUPAC Name
    heptan-1-ol
  • Molecular Weight (kg)
    116.201
  • Phase
    l
  • PubChem ID
    8129
  • SMILES
    CCCCCCCO
  • Synonyms

Physical Properties

  • Acentric factor
    0.56
  • Critical pressure (bar)
    30.58
  • Critical temperature (°C)
    359.45
  • Critical volume (m³/kmol)
    0.435
  • Dipole moment
    1.7
  • Melting temperature (°C)
    -34
  • Normal boiling temperature (°C)
    178

State-dependent Properties

  • API gravity
    38.9476
  • Compressibility factor
    0.00578487
  • Density (kg/m³)
    821.041
  • Dynamic viscosity (cP)
    5.81533
  • Enthalpy of vaporization (mass) (kJ)
    599.241
  • Enthalpy of vaporization (molar) (kJ/kmol)
    6.9633e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -3.5055e-7
  • Kinematic viscosity
    7.0829e-6
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    274.164
  • Molar volume (m³/kmol)
    0.141529
  • Parachor
    5.7284e-5
  • Poynting correction factor
    1.0058
  • Prandtl number
    91.272
  • Saturation pressure (bar)
    3.0288e-4
  • Saturation temperature (°C)
    176.311
  • Solubility parameter
    2.1783e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    0.821849
  • Specific heat capacity (kJ/kg·K)
    2.35938
  • Surface tension
    0.0262226
  • Thermal conductivity
    0.150327
  • Thermal diffusivity
    7.7602e-8

Safety Properties

  • Autoignition temperature (°C)
    275
  • Flash point temperature (°C)
    60
  • Lower flammability limit
    0.009
  • Upper flammability limit
    0.0647776

Environmental Properties

  • Global warming potential
  • Ozone depletion potential