Properties of propylene oxide
Thermophysical properties for propylene oxide (CAS: 75-56-9). 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: 3, H: 6, O: 1
- CAS75-56-9
- FormulaC3H6O
- ID75-56-9
- InChIC3H6O/c1-3-2-4-3/h3H,2H2,1H3
- InChI KeyGOOHAUXETOMSMM-UHFFFAOYSA-N
- IUPAC Name2-methyloxirane
- Molecular Weight (kg)58.0791
- Phasel
- PubChem ID6378
- SMILESCC1CO1
- Synonyms
Physical Properties
- Acentric factor0.249
- Critical pressure (bar)54.366
- Critical temperature (°C)214.96
- Critical volume (m³/kmol)0.193986
- Dipole moment2.01
- Melting temperature (°C)-112
- Normal boiling temperature (°C)34.1182
State-dependent Properties
- API gravity37.6527
- Compressibility factor0.00288155
- Density (kg/m³)823.838
- Dynamic viscosity (cP)0.309147
- Enthalpy of vaporization (mass) (kJ)483.674
- Enthalpy of vaporization (molar) (kJ/kmol)2.8091e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-3.1676e-7
- Kinematic viscosity3.7525e-7
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))120.469
- Molar volume (m³/kmol)0.0704982
- Parachor2.7559e-5
- Poynting correction factor1.00084
- Prandtl number3.91021
- Saturation pressure (bar)0.718525
- Saturation temperature (°C)34.1182
- Solubility parameter1.9061e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity0.824649
- Specific heat capacity (kJ/kg·K)2.07422
- Surface tension0.0230834
- Thermal conductivity0.16399
- Thermal diffusivity9.5967e-8
Safety Properties
- Autoignition temperature (°C)430
- Flash point temperature (°C)-37
- Lower flammability limit0.019
- Upper flammability limit0.37
Environmental Properties
- Global warming potential
- Ozone depletion potential