Properties of dimethylketene
Thermophysical properties for dimethylketene (CAS: 598-26-5). 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: 4, H: 6, O: 1
- CAS598-26-5
- FormulaC4H6O
- ID598-26-5
- InChIC4H6O/c1-4(2)3-5/h1-2H3
- InChI KeyVDOKWPVSGXHSNP-UHFFFAOYSA-N
- IUPAC Name2-methylprop-1-en-1-one
- Molecular Weight (kg)70.0898
- Phaseg
- PubChem ID1.3640e+5
- SMILESCC(=C=O)C
- Synonyms
Physical Properties
- Acentric factor0.0706005
- Critical pressure (bar)42.35
- Critical temperature (°C)197.05
- Critical volume (m³/kmol)0.258
- Dipole moment
- Melting temperature (°C)-129.85
- Normal boiling temperature (°C)12
State-dependent Properties
- API gravity66.1856
- Compressibility factor1
- Density (kg/m³)2.86486
- Dynamic viscosity (cP)0.00778903
- Enthalpy of vaporization (mass) (kJ)300.615
- Enthalpy of vaporization (molar) (kJ/kmol)2.1070e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient9.2100e-14
- Kinematic viscosity2.7188e-6
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))95.0889
- Molar volume (m³/kmol)24.4654
- Parachor3.5141e-5
- Poynting correction factor0.997896
- Prandtl number0.704736
- Saturation pressure (bar)1.53797
- Saturation temperature (°C)11.9547
- Solubility parameter1.3667e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity2.41874
- Specific heat capacity (kJ/kg·K)1.35667
- Surface tension0.015291
- Thermal conductivity0.0149945
- Thermal diffusivity3.8579e-6
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.0224137
- Upper flammability limit0.119271
Environmental Properties
- Global warming potential
- Ozone depletion potential