1,3-dimethyl-2-imidazolidinone (CAS 80-73-9) – Thermophysical Properties

This page provides thermophysical, transport, safety, and environmental property data for 1,3-dimethyl-2-imidazolidinone, along with a property calculator for evaluating values at user-defined temperature and pressure conditions.

Input Conditions

Enter a pure component, temperature, and pressure.

Results

Calculated properties for the given state will appear here.

1,3-dimethyl-2-imidazolidinone

Identification

AtomsC: 5, H: 10, N: 2, O: 1
CAS80-73-9
FormulaC5H10N2O
ID1,3-dimethyl-2-imidazolidinone
InChIC5H10N2O/c1-6-3-4-7(2)5(6)8/h3-4H2,1-2H3
InChI KeyCYSGHNMQYZDMIA-UHFFFAOYSA-N
IUPAC Name1,3-dimethylimidazolidin-2-one
Molecular Weight (kg/kmol)114.146
Phasel
PubChem ID6661
SMILESCN1CCN(C1=O)C
Synonyms

Physical Properties

Acentric factor0.345794
Critical pressure (bar)42.75
Critical temperature (°C)476.75
Critical volume (m³/kmol)0.362
Dipole moment
Melting temperature (°C)8.1
Normal boiling temperature (°C)221

State-dependent Properties

API gravity11.8596
Compressibility factor0.0047577
Density (kg/m³)980.64
Dynamic viscosity (cP)1.94602
Joule–Thomson coefficient-4.8302e-7
Kinematic viscosity1.9844e-6
Molar enthalpy (kJ/kmol)0
Molar enthalpy of vaporization (kJ/kmol)5.7381e+4
Molar entropy (kJ/(kmol·K))0
Molar Gibbs free energy (kJ/kmol)0
Molar heat capacity (kJ/(kmol·K))198.521
Molar volume (m³/kmol)0.116399
Parachor5.3638e-5
Poynting correction factor1.00477
Prandtl number21.7051
Saturation pressure (bar)1.7495e-4
Saturation temperature (°C)225.028
Solubility parameter2.1718e+4
Specific enthalpy (kJ)0
Specific enthalpy of vaporization (kJ)502.695
Specific entropy (kJ/kg·K)0
Specific Gibbs free energy (kJ)0
Specific gravity0.981605
Specific heat capacity (kJ/kg·K)1.73919
Surface tension0.0442384
Thermal conductivity (W/m·K)0.155931
Thermal diffusivity9.1427e-8

Safety Properties

Autoignition temperature (°C)-273.15
Flash point temperature (°C)-273.15
Lower flammability limit0.0160256
Upper flammability limit0.101981

Environmental Properties

Global warming potential
Ozone depletion potential

About This Property Calculator

This tool provides a comprehensive set of thermophysical, safety, and environmental properties for 1,3-dimethyl-2-imidazolidinone. By default, the state-dependent properties like density, viscosity, and heat capacity are calculated at standard conditions of 25 °C (298.15 K) and 1 atm (101325 Pa).

How to Calculate Properties at Different Conditions

You can use the interactive calculator above to compute properties at your desired temperature and pressure. Simply enter your target values in the input fields and click the "Calculate Properties" button. The results table will update with the new values.

For example, to find the density of liquid 1,3-dimethyl-2-imidazolidinone at 50 °C and 2 bar, you would:

  1. Select your preferred unit system (e.g., Metric).
  2. Enter "50" into the Temperature field.
  3. Enter "2" into the Pressure field.
  4. Click "Calculate Properties."

The calculator will then display the updated density and other state-dependent properties for these specific conditions. This functionality is essential for process design, equipment sizing, and safety analysis in chemical engineering.

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