Properties of octanoic acid
Thermophysical properties for octanoic acid (CAS: 124-07-2). 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
Need properties at a different state? Use our interactive calculator.
Open CalculatorIdentification
- AtomsC: 8, H: 16, O: 2
- CAS124-07-2
- FormulaC8H16O2
- ID124-07-2
- InChIC8H16O2/c1-2-3-4-5-6-7-8(9)10/h2-7H2,1H3,(H,9,10)
- InChI KeyWWZKQHOCKIZLMA-UHFFFAOYSA-N
- IUPAC Nameoctanoic acid
- Molecular Weight (kg)144.211
- Phasel
- PubChem ID379
- SMILESCCCCCCCC(=O)O
- Synonyms
Physical Properties
- Acentric factor0.7792
- Critical pressure (bar)28.7
- Critical temperature (°C)419.85
- Critical volume (m³/kmol)0.519
- Dipole moment
- Melting temperature (°C)16.3
- Normal boiling temperature (°C)240
State-dependent Properties
- API gravity23.8235
- Compressibility factor0.00652076
- Density (kg/m³)903.96
- Dynamic viscosity (cP)5.17698
- Enthalpy of vaporization (mass) (kJ)579.34
- Enthalpy of vaporization (molar) (kJ/kmol)8.3547e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-4.4381e-7
- Kinematic viscosity5.7270e-6
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))273.367
- Molar volume (m³/kmol)0.159533
- Parachor6.5685e-5
- Poynting correction factor1.00654
- Prandtl number69.1366
- Saturation pressure (bar)4.9296e-6
- Saturation temperature (°C)238.856
- Solubility parameter2.2542e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity0.904849
- Specific heat capacity (kJ/kg·K)1.8956
- Surface tension0.0279967
- Thermal conductivity0.141943
- Thermal diffusivity8.2836e-8
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)115.687
- Lower flammability limit0.0102118
- Upper flammability limit0.0632506
Environmental Properties
- Global warming potential
- Ozone depletion potential