Properties of 3-Hydroxyisobutyric acid

Thermophysical properties for 3-Hydroxyisobutyric acid (CAS: 2068-83-9). 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: 4, H: 8, O: 3
  • CAS
    2068-83-9
  • Formula
    C4H8O3
  • ID
    2068-83-9
  • InChI
    C4H8O3/c1-3(2-5)4(6)7/h3,5H,2H2,1H3,(H,6,7)
  • InChI Key
    DBXBTMSZEOQQDU-UHFFFAOYSA-N
  • IUPAC Name
    3-hydroxy-2-methylpropanoic acid
  • Molecular Weight (kg)
    104.105
  • Phase
    s
  • PubChem ID
    87
  • SMILES
    CC(CO)C(=O)O
  • Synonyms

Physical Properties

  • Acentric factor
  • Critical pressure (bar)
    50.0859
  • Critical temperature (°C)
    442.35
  • Critical volume (m³/kmol)
    0.2965
  • Dipole moment
  • Melting temperature (°C)
    68.11
  • Normal boiling temperature (°C)
    255.22

State-dependent Properties

  • API gravity
    -6.25487
  • Compressibility factor
    0.00343975
  • Density (kg/m³)
    1237.06
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    0
  • Enthalpy of vaporization (molar) (kJ/kmol)
  • 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))
    130.247
  • Molar volume (m³/kmol)
    0.0841548
  • Parachor
    4.8424e-5
  • Poynting correction factor
    1.0038
  • Prandtl number
  • Saturation pressure (bar)
    1.0101e-5
  • Saturation temperature (°C)
    255.22
  • Solubility parameter
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.23828
  • Specific heat capacity (kJ/kg·K)
    1.25111
  • Surface tension
    0.0728087
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.0245317
  • Upper flammability limit
    0.156111

Environmental Properties

  • Global warming potential
  • Ozone depletion potential