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Properties of trifluoroacetic acid

Thermophysical properties for trifluoroacetic acid (CAS: 76-05-1). 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, F: 3, H: 1, O: 2
  • CAS
    76-05-1
  • Formula
    C2HF3O2
  • ID
    76-05-1
  • InChI
    C2HF3O2/c3-2(4,5)1(6)7/h(H,6,7)
  • InChI Key
    DTQVDTLACAAQTR-UHFFFAOYSA-N
  • IUPAC Name
    2,2,2-tris(fluoranyl)ethanoic acid
  • Molecular Weight (kg)
    114.023
  • Phase
    l
  • PubChem ID
    6422
  • SMILES
    C(=O)(C(F)(F)F)O
  • Synonyms

Physical Properties

  • Acentric factor
    0.54
  • Critical pressure (bar)
    32.58
  • Critical temperature (°C)
    218.15
  • Critical volume (m³/kmol)
    0.204
  • Dipole moment
    2.28
  • Melting temperature (°C)
    -15
  • Normal boiling temperature (°C)
    72

State-dependent Properties

  • API gravity
    -43.3397
  • Compressibility factor
    0.00294331
  • Density (kg/m³)
    1583.45
  • Dynamic viscosity (cP)
    0.454574
  • Enthalpy of vaporization (mass) (kJ)
    322.135
  • Enthalpy of vaporization (molar) (kJ/kmol)
    3.6731e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.1048e-7
  • Kinematic viscosity
    2.8708e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    104.186
  • Molar volume (m³/kmol)
    0.0720093
  • Parachor
    2.4637e-5
  • Poynting correction factor
    1.0029
  • Prandtl number
    4.01191
  • Saturation pressure (bar)
    0.0150291
  • Saturation temperature (°C)
    160.138
  • Solubility parameter
    2.1810e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.58501
  • Specific heat capacity (kJ/kg·K)
    0.913729
  • Surface tension
    0.0135411
  • Thermal conductivity
    0.103531
  • Thermal diffusivity
    7.1557e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.153768
  • Upper flammability limit
    0.219643

Environmental Properties

  • Global warming potential
  • Ozone depletion potential