Compound Information 
Property Availability 
About WTT 
NIST Chemistry WebBook
 
 
 
 
Help
 
 
 
 
 
Previous
Up
Contents
Next
Pop-out

Retrieving content...

Please be patient while help content is retrieved from the server.
Previous
Up
Contents
Next
Pop-out
 
 
 
 
 
 
 
 
Property Availability 
 
 
 
 
 

For this compound, WTT contains critically evaluated recommendations for:

  • Triple point temperature (Crystal 1, Liquid, and Gas)
    14 experimental data points
    • Normal boiling temperature (Liquid and Gas)
      • Critical temperature (Liquid and Gas)
        3 experimental data points
        • Critical pressure (Liquid and Gas)
          • Boiling temperature (Liquid in equilibrium with Gas) as a function of Pressure
            Pressure from 0.000843671 kPa to 4820.94 kPa
            • Phase boundary pressure (Liquid in equilibrium with Gas) as a function of Temperature
              Temperature from 149.794 K to 462.089 K
              49 experimental data points
              • Critical density (Liquid and Gas)
                1 experimental data points
                • Density
                  • Density (Liquid in equilibrium with Gas) as a function of Temperature
                    Temperature from 149.794 K to 462.089 K
                    43 experimental data points
                  • Density (Gas) as a function of Temperature and Pressure
                    Temperature from 188.24 K to 453.095 K
                    Pressure from 0.0006 kPa to 638.909 kPa
                    20 experimental data points
                  • Density (Gas in equilibrium with Liquid) as a function of Temperature
                    Temperature from 360.913 K to 462.089 K
                    1 experimental data points
                • Enthalpy of phase transition (Crystal 1 to Liquid in equilibrium with Gas)
                  2 experimental data points
                  • Enthalpy of vaporization or sublimation (Liquid to Gas) as a function of Temperature
                    Temperature from 149.794 K to 462.089 K
                    4 experimental data points
                    • Heat capacity at saturation pressure
                      • Heat capacity at saturation pressure (Liquid in equilibrium with Gas) as a function of Temperature
                        Temperature from 149.794 K to 450 K
                        17 experimental data points
                      • Heat capacity at saturation pressure (Crystal 1 in equilibrium with Gas) as a function of Temperature
                        Temperature from 0.0001 K to 149.794 K
                        15 experimental data points
                    • Heat capacity at constant pressure (Ideal Gas) as a function of Temperature
                      Temperature from 50 K to 3000 K
                      • Enthalpy
                        • Enthalpy (Crystal 1 in equilibrium with Gas) as a function of Temperature
                          Temperature from 0.0001 K to 149.794 K
                          15 experimental data points
                        • Enthalpy (Liquid in equilibrium with Gas) as a function of Temperature
                          Temperature from 149.794 K to 450 K
                          14 experimental data points
                        • Enthalpy (Ideal Gas) as a function of Temperature
                          Temperature from 50 K to 3000 K
                      • Entropy
                        • Entropy (Crystal 1 in equilibrium with Gas) as a function of Temperature
                          Temperature from 0.0001 K to 149.794 K
                          15 experimental data points
                        • Entropy (Liquid in equilibrium with Gas) as a function of Temperature
                          Temperature from 149.794 K to 450 K
                          16 experimental data points
                        • Entropy (Ideal Gas) as a function of Temperature and Pressure
                          Temperature from 50 K to 3000 K
                      • Refractive index (Liquid) as a function of Wavelength, Temperature, and Pressure
                        Temperature from 280.996 K to 293.095 K
                        4 experimental data points
                        • Surface tension (Liquid in equilibrium with Gas) as a function of Temperature
                          Temperature from 273.001 K to 322.977 K
                          12 experimental data points
                          • Viscosity
                            • Viscosity (Liquid in equilibrium with Gas) as a function of Temperature
                              Temperature from 200 K to 460 K
                              15 experimental data points
                            • Viscosity (Gas) as a function of Temperature and Pressure
                              Temperature from 300 K to 690 K
                          • Thermal conductivity
                            • Thermal conductivity (Gas) as a function of Temperature and Pressure
                              Temperature from 303.984 K to 690 K
                              14 experimental data points
                            • Thermal conductivity (Liquid in equilibrium with Gas) as a function of Temperature
                              Temperature from 150 K to 410 K
                          • Enthalpy of formation
                            • Enthalpy of formation (Gas)
                            • Enthalpy of formation (Liquid)
                           
                           
                           
                           
                           
                           
                           
                           
                          Compound Information 
                           
                           
                           
                           
                           
                          Name: ethanal
                          Formula: C2H4O
                          Molar Mass: 44.053
                          Additional Names: acetaldehyde
                          methanecarbaldehyde
                          Image of ethanal