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For this compound, WTT contains critically evaluated recommendations for:

  • Triple point temperature
    • Triple point temperature (Crystal 2, Crystal 1, and Gas)
      1 experimental data points
    • Triple point temperature (Crystal 3, Crystal 2, 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 2.76257e-012 kPa to 1142.2 kPa
          • Phase boundary pressure (Liquid in equilibrium with Gas) as a function of Temperature
            Temperature from 290 K to 942 K
            • Critical density (Liquid and Gas)
              • Density
                • Density (Liquid in equilibrium with Gas) as a function of Temperature
                  Temperature from 290 K to 942 K
                • Density (Gas) as a function of Temperature and Pressure
                  Temperature from 530 K to 650 K
                  Pressure from 9e-06 kPa to 8.5253 kPa
              • Enthalpy of phase transition (Crystal 2 to Crystal 1 in equilibrium with Gas)
                1 experimental data points
                • Heat capacity at saturation pressure (Liquid in equilibrium with Gas) as a function of Temperature
                  Temperature from 290 K to 923.16 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 290 K to 923.16 K
                      • Enthalpy (Ideal Gas) as a function of Temperature
                        Temperature from 200 K to 1000 K
                    • Viscosity
                      • Viscosity (Gas) as a function of Temperature and Pressure
                        Temperature from 770 K to 1410 K
                      • Viscosity (Liquid in equilibrium with Gas) as a function of Temperature
                        Temperature from 290 K to 940 K
                    • Thermal conductivity
                      • Thermal conductivity (Gas) as a function of Temperature and Pressure
                        Temperature from 770 K to 1410 K
                      • Thermal conductivity (Liquid in equilibrium with Gas) as a function of Temperature
                        Temperature from 290 K to 840 K
                    • Enthalpy of formation
                      • Enthalpy of formation (Gas)
                      • Enthalpy of formation (Liquid)
                     
                     
                     
                     
                     
                     
                     
                     
                    Compound Information 
                     
                     
                     
                     
                     
                    Name: 1,3-butadiyne-1,4-diyldi-4,1-phenylene pentanoate
                    Formula: C26H26O4
                    Molar Mass: 402.49
                    Additional Names: 4,4'-dipentanoyloxydiphenyldiacetylene
                    pentanoic acid, 1,3-butadiyne-1,4-diyldi-4,1- phenylene ester
                    Image of 1,3-butadiyne-1,4-diyldi-4,1-phenylene pentanoate