Properties of ethenone
Thermophysical properties for ethenone (CAS: 463-51-4). 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: 2, O: 1
- CAS463-51-4
- FormulaC2H2O
- ID463-51-4
- InChIC2H2O/c1-2-3/h1H2
- InChI KeyCCGKOQOJPYTBIH-UHFFFAOYSA-N
- IUPAC Nameethenone
- Molecular Weight (kg)42.0367
- Phaseg
- PubChem ID1.0038e+4
- SMILESC=C=O
- Synonyms
Physical Properties
- Acentric factor0.126
- Critical pressure (bar)58.1
- Critical temperature (°C)96.85
- Critical volume (m³/kmol)0.144
- Dipole moment1.42
- Melting temperature (°C)-151
- Normal boiling temperature (°C)-49.7
State-dependent Properties
- API gravity76.6702
- Compressibility factor1
- Density (kg/m³)1.71821
- Dynamic viscosity (cP)0.0103514
- Enthalpy of vaporization (mass) (kJ)351.12
- Enthalpy of vaporization (molar) (kJ/kmol)1.4760e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient1.6924e-13
- Kinematic viscosity6.0245e-6
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))51.7476
- Molar volume (m³/kmol)24.4654
- Parachor1.8185e-5
- Poynting correction factor0.967446
- Prandtl number0.714782
- Saturation pressure (bar)13.8842
- Saturation temperature (°C)-49.6901
- Solubility parameter1.3880e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity1.45065
- Specific heat capacity (kJ/kg·K)1.23101
- Surface tension0.00655548
- Thermal conductivity0.0178273
- Thermal diffusivity8.4284e-6
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.0461285
- Upper flammability limit0.176423
Environmental Properties
- Global warming potential
- Ozone depletion potential