Properties of 2,3-butanedione
Thermophysical properties for 2,3-butanedione (CAS: 431-03-8). 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: 4, H: 6, O: 2
- CAS431-03-8
- FormulaC4H6O2
- ID431-03-8
- InChIC4H6O2/c1-3(5)4(2)6/h1-2H3
- InChI KeyQSJXEFYPDANLFS-UHFFFAOYSA-N
- IUPAC Namebutane-2,3-dione
- Molecular Weight (kg)86.0892
- Phasel
- PubChem ID650
- SMILESCC(=O)C(=O)C
- Synonyms
Physical Properties
- Acentric factor0.370208
- Critical pressure (bar)43.84
- Critical temperature (°C)273.75
- Critical volume (m³/kmol)0.263
- Dipole moment
- Melting temperature (°C)-3
- Normal boiling temperature (°C)87.5
State-dependent Properties
- API gravity16.4709
- Compressibility factor0.00372116
- Density (kg/m³)945.624
- Dynamic viscosity (cP)0.39108
- Enthalpy of vaporization (mass) (kJ)432.946
- Enthalpy of vaporization (molar) (kJ/kmol)3.7272e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-4.4503e-7
- Kinematic viscosity4.1357e-7
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))137.352
- Molar volume (m³/kmol)0.0910396
- Parachor3.7713e-5
- Poynting correction factor1.00345
- Prandtl number4.87763
- Saturation pressure (bar)0.0767444
- Saturation temperature (°C)88.1864
- Solubility parameter1.9549e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity0.946554
- Specific heat capacity (kJ/kg·K)1.59546
- Surface tension0.02901
- Thermal conductivity0.127921
- Thermal diffusivity8.4789e-8
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.025096
- Upper flammability limit0.129049
Environmental Properties
- Global warming potential
- Ozone depletion potential