Properties of acetic acid
Thermophysical properties for acetic acid (CAS: 64-19-7). 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: 2, H: 4, O: 2
- CAS64-19-7
- FormulaC2H4O2
- ID64-19-7
- InChIC2H4O2/c1-2(3)4/h1H3,(H,3,4)
- InChI KeyQTBSBXVTEAMEQO-UHFFFAOYSA-N
- IUPAC Nameethanoic acid
- Molecular Weight (kg)60.052
- Phasel
- PubChem ID176
- SMILESCC(=O)O
- Synonyms
Physical Properties
- Acentric factor0.4218
- Critical pressure (bar)57.8
- Critical temperature (°C)317.55
- Critical volume (m³/kmol)0.171
- Dipole moment1.7
- Melting temperature (°C)16.7
- Normal boiling temperature (°C)117.9
State-dependent Properties
- API gravity3.06844
- Compressibility factor0.00235548
- Density (kg/m³)1042.06
- Dynamic viscosity (cP)1.11621
- Enthalpy of vaporization (mass) (kJ)390.003
- Enthalpy of vaporization (molar) (kJ/kmol)2.3420e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-3.0990e-7
- Kinematic viscosity1.0712e-6
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))131.951
- Molar volume (m³/kmol)0.0576279
- Parachor2.3418e-5
- Poynting correction factor1.00231
- Prandtl number15.5269
- Saturation pressure (bar)0.0208175
- Saturation temperature (°C)117.863
- Solubility parameter1.9063e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity1.04309
- Specific heat capacity (kJ/kg·K)2.19728
- Surface tension0.027015
- Thermal conductivity0.15796
- Thermal diffusivity6.8987e-8
Safety Properties
- Autoignition temperature (°C)510
- Flash point temperature (°C)39
- Lower flammability limit0.04
- Upper flammability limit0.199
Environmental Properties
- Global warming potential
- Ozone depletion potential