Properties of glycolic acid

Thermophysical properties for glycolic acid (CAS: 79-14-1). 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: 2, H: 4, O: 3
  • CAS
    79-14-1
  • Formula
    C2H4O3
  • ID
    79-14-1
  • InChI
    C2H4O3/c3-1-2(4)5/h3H,1H2,(H,4,5)
  • InChI Key
    AEMRFAOFKBGASW-UHFFFAOYSA-N
  • IUPAC Name
    2-oxidanylethanoic acid
  • Molecular Weight (kg)
    76.0514
  • Phase
    s
  • PubChem ID
    757
  • SMILES
    C(C(=O)O)O
  • Synonyms

Physical Properties

  • Acentric factor
    1.059
  • Critical pressure (bar)
    73.1
  • Critical temperature (°C)
    342.85
  • Critical volume (m³/kmol)
    0.177
  • Dipole moment
  • Melting temperature (°C)
    79.5
  • Normal boiling temperature (°C)
    100

State-dependent Properties

  • API gravity
    -27.5979
  • Compressibility factor
    0.00209386
  • Density (kg/m³)
    1484.59
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    1038
  • Enthalpy of vaporization (molar) (kJ/kmol)
    7.8941e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
  • Kinematic viscosity
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    80.9939
  • Molar volume (m³/kmol)
    0.0512273
  • Parachor
    2.9358e-5
  • Poynting correction factor
    1.00227
  • Prandtl number
  • Saturation pressure (bar)
    0.0150183
  • Saturation temperature (°C)
    100.18
  • Solubility parameter
    3.6871e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.48605
  • Specific heat capacity (kJ/kg·K)
    1.06499
  • Surface tension
    0.0735487
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0675676
  • Upper flammability limit
    0.429975

Environmental Properties

  • Global warming potential
  • Ozone depletion potential