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For this compound, WTT contains critically evaluated recommendations for:

  • 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 0.000682275 kPa to 4973.33 kPa
          • Phase boundary pressure (Liquid in equilibrium with Gas) as a function of Temperature
            Temperature from 140 K to 448 K
            34 experimental data points
            • Critical density (Liquid and Gas)
              • Density
                • Density (Liquid in equilibrium with Gas) as a function of Temperature
                  Temperature from 140 K to 448 K
                  4 experimental data points
                • Density (Gas) as a function of Temperature and Pressure
                  Temperature from 220 K to 440 K
                  Pressure from 0.001 kPa to 1034.71 kPa
                • Density (Gas in equilibrium with Liquid) as a function of Temperature
                  Temperature from 359.848 K to 448 K
              • Enthalpy of vaporization or sublimation (Liquid to Gas) as a function of Temperature
                Temperature from 220 K to 448 K
                • Heat capacity at saturation pressure (Liquid in equilibrium with Gas) as a function of Temperature
                  Temperature from 250 K to 439.04 K
                  • Heat capacity at constant pressure (Ideal Gas) as a function of Temperature
                    Temperature from 298 K to 1000 K
                    • Enthalpy
                      • Enthalpy (Liquid in equilibrium with Gas) as a function of Temperature
                        Temperature from 250 K to 439.04 K
                      • Enthalpy (Ideal Gas) as a function of Temperature
                        Temperature from 298 K to 1000 K
                    • Entropy
                      • Entropy (Ideal Gas) as a function of Temperature and Pressure
                        Temperature from 298 K to 1000 K
                      • Entropy (Liquid in equilibrium with Gas) as a function of Temperature
                        Temperature from 250 K to 439.04 K
                    • Viscosity
                      • Viscosity (Gas) as a function of Temperature and Pressure
                        Temperature from 280 K to 670 K
                      • Viscosity (Liquid in equilibrium with Gas) as a function of Temperature
                        Temperature from 180 K to 440 K
                    • Thermal conductivity
                      • Thermal conductivity (Gas) as a function of Temperature and Pressure
                        Temperature from 280 K to 670 K
                      • Thermal conductivity (Liquid in equilibrium with Gas) as a function of Temperature
                        Temperature from 200 K to 400 K
                    • Enthalpy of formation
                      • Enthalpy of formation (Gas)
                      • Enthalpy of formation (Liquid)
                     
                     
                     
                     
                     
                     
                     
                     
                    Compound Information 
                     
                     
                     
                     
                     
                    Name: 1-buten-3-yne
                    Formula: C4H4
                    Molar Mass: 52.076
                    Additional Names: vinylacetylene
                    ethene, ethynyl-
                    1-butenyne
                    Image of 1-buten-3-yne