Properties of butyric acid
Thermophysical properties for butyric acid (CAS: 107-92-6). 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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Open CalculatorIdentification
- AtomsC: 4, H: 8, O: 2
- CAS107-92-6
- FormulaC4H8O2
- ID107-92-6
- InChIC4H8O2/c1-2-3-4(5)6/h2-3H2,1H3,(H,5,6)
- InChI KeyFERIUCNNQQJTOY-UHFFFAOYSA-N
- IUPAC Namebutanoic acid
- Molecular Weight (kg)88.1051
- Phasel
- PubChem ID264
- SMILESCCCC(=O)O
- Synonyms
Physical Properties
- Acentric factor0.5913
- Critical pressure (bar)40.6
- Critical temperature (°C)342.05
- Critical volume (m³/kmol)0.292
- Dipole moment1.23
- Melting temperature (°C)-5.7
- Normal boiling temperature (°C)163.7
State-dependent Properties
- API gravity15.8035
- Compressibility factor0.00378417
- Density (kg/m³)951.651
- Dynamic viscosity (cP)1.47827
- Enthalpy of vaporization (mass) (kJ)456.012
- Enthalpy of vaporization (molar) (kJ/kmol)4.0177e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-4.4036e-7
- Kinematic viscosity1.5534e-6
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))154.02
- Molar volume (m³/kmol)0.0925814
- Parachor3.7349e-5
- Poynting correction factor1.00379
- Prandtl number18.0651
- Saturation pressure (bar)0.00134377
- Saturation temperature (°C)163.266
- Solubility parameter2.0179e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity0.952587
- Specific heat capacity (kJ/kg·K)1.74814
- Surface tension0.0260881
- Thermal conductivity0.143051
- Thermal diffusivity8.5988e-8
Safety Properties
- Autoignition temperature (°C)443
- Flash point temperature (°C)72
- Lower flammability limit0.02
- Upper flammability limit0.1
Environmental Properties
- Global warming potential
- Ozone depletion potential