Properties of 2-pyrrolidinone
Thermophysical properties for 2-pyrrolidinone (CAS: 616-45-5). 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
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Open CalculatorIdentification
- AtomsC: 4, H: 7, N: 1, O: 1
- CAS616-45-5
- FormulaC4H7NO
- ID616-45-5
- InChIC4H7NO/c6-4-2-1-3-5-4/h1-3H2,(H,5,6)
- InChI KeyHNJBEVLQSNELDL-UHFFFAOYSA-N
- IUPAC Namepyrrolidin-2-one
- Molecular Weight (kg)85.1045
- Phasel
- PubChem ID1.2025e+4
- SMILESC1CC(=O)NC1
- Synonyms
Physical Properties
- Acentric factor0.4434
- Critical pressure (bar)63.4293
- Critical temperature (°C)525.85
- Critical volume (m³/kmol)0.25
- Dipole moment
- Melting temperature (°C)23.5
- Normal boiling temperature (°C)251.2
State-dependent Properties
- API gravity-1.04159
- Compressibility factor0.00322525
- Density (kg/m³)1078.54
- Dynamic viscosity (cP)0.789256
- Enthalpy of vaporization (mass) (kJ)824.648
- Enthalpy of vaporization (molar) (kJ/kmol)7.0181e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-4.6371e-7
- Kinematic viscosity7.3178e-7
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))144.84
- Molar volume (m³/kmol)0.0789071
- Parachor4.0372e-5
- Poynting correction factor1.00323
- Prandtl number6.67674
- Saturation pressure (bar)3.5052e-5
- Saturation temperature (°C)245
- Solubility parameter2.9292e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity1.0796
- Specific heat capacity (kJ/kg·K)1.7019
- Surface tension0.0676463
- Thermal conductivity0.201182
- Thermal diffusivity1.0960e-7
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)122.994
- Lower flammability limit0.0227444
- Upper flammability limit0.120535
Environmental Properties
- Global warming potential
- Ozone depletion potential