Properties of heptanoic acid
Thermophysical properties for heptanoic acid (CAS: 111-14-8). 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: 7, H: 14, O: 2
- CAS111-14-8
- FormulaC7H14O2
- ID111-14-8
- InChIC7H14O2/c1-2-3-4-5-6-7(8)9/h2-6H2,1H3,(H,8,9)
- InChI KeyMNWFXJYAOYHMED-UHFFFAOYSA-N
- IUPAC Nameheptanoic acid
- Molecular Weight (kg)130.185
- Phasel
- PubChem ID8094
- SMILESCCCCCCC(=O)O
- Synonyms
Physical Properties
- Acentric factor0.7297
- Critical pressure (bar)31.6
- Critical temperature (°C)404.85
- Critical volume (m³/kmol)0.468
- Dipole moment
- Melting temperature (°C)-7.75
- Normal boiling temperature (°C)222
State-dependent Properties
- API gravity21.8198
- Compressibility factor0.00581934
- Density (kg/m³)914.397
- Dynamic viscosity (cP)3.84511
- Enthalpy of vaporization (mass) (kJ)584.013
- Enthalpy of vaporization (molar) (kJ/kmol)7.6030e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-4.3011e-7
- Kinematic viscosity4.2051e-6
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))243.721
- Molar volume (m³/kmol)0.142372
- Parachor5.8473e-5
- Poynting correction factor1.00584
- Prandtl number51.9997
- Saturation pressure (bar)1.7941e-5
- Saturation temperature (°C)222.199
- Solubility parameter2.2729e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity0.915296
- Specific heat capacity (kJ/kg·K)1.87211
- Surface tension0.0277958
- Thermal conductivity0.138433
- Thermal diffusivity8.0867e-8
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)103.909
- Lower flammability limit0.0119096
- Upper flammability limit0.0712831
Environmental Properties
- Global warming potential
- Ozone depletion potential