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For this compound, WTT contains critically evaluated recommendations for:

  • Triple point temperature (Crystal 1, Liquid, and Gas)
    1 experimental data points
    • Normal boiling temperature (Liquid and Gas)
      • Critical temperature (Liquid and Gas)
        • Critical pressure (Liquid and Gas)
          • Boiling temperature (Liquid in equilibrium with Gas) as a function of Pressure
            Pressure from 0.00230195 kPa to 3136.84 kPa
            • Phase boundary pressure (Liquid in equilibrium with Gas) as a function of Temperature
              Temperature from 255.86 K to 667 K
              1 experimental data points
              • Critical density (Liquid and Gas)
                • Density
                  • Density (Liquid in equilibrium with Gas) as a function of Temperature
                    Temperature from 255.86 K to 667 K
                    1 experimental data points
                  • Density (Gas) as a function of Temperature and Pressure
                    Temperature from 331.756 K to 655.99 K
                    Pressure from 0.0004 kPa to 441.16 kPa
                  • Density (Gas in equilibrium with Liquid) as a function of Temperature
                    Temperature from 529.036 K to 667 K
                • Enthalpy of vaporization or sublimation (Liquid to Gas) as a function of Temperature
                  Temperature from 255.86 K to 667 K
                  • Heat capacity at saturation pressure (Liquid in equilibrium with Gas) as a function of Temperature
                    Temperature from 255.86 K to 653.66 K
                    • Heat capacity at constant pressure (Ideal Gas) as a function of Temperature
                      Temperature from 200 K to 1000 K
                      • Enthalpy
                        • Enthalpy (Liquid in equilibrium with Gas) as a function of Temperature
                          Temperature from 255.86 K to 653.66 K
                        • Enthalpy (Ideal Gas) as a function of Temperature
                          Temperature from 200 K to 1000 K
                      • Refractive index (Liquid in equilibrium with Gas) as a function of Wavelength and Temperature
                        1 experimental data points
                        • Viscosity
                          • Viscosity (Gas) as a function of Temperature and Pressure
                            Temperature from 470 K to 1000 K
                          • Viscosity (Liquid in equilibrium with Gas) as a function of Temperature
                            Temperature from 270 K to 660 K
                        • Thermal conductivity
                          • Thermal conductivity (Gas) as a function of Temperature and Pressure
                            Temperature from 470 K to 1000 K
                          • Thermal conductivity (Liquid in equilibrium with Gas) as a function of Temperature
                            Temperature from 260 K to 600 K
                        • Enthalpy of formation
                          • Enthalpy of formation (Gas)
                          • Enthalpy of formation (Liquid)
                            1 experimental data points
                         
                         
                         
                         
                         
                         
                         
                         
                        Compound Information 
                         
                         
                         
                         
                         
                        Name: N,N,N',N'-tetramethyl-2-butyne-1,4-diamine
                        Formula: C8H16N2
                        Molar Mass: 140.23
                        Image of N,N,N',N'-tetramethyl-2-butyne-1,4-diamine