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For this compound, WTT contains critically evaluated recommendations for:
(Please note that if more than 50 points are used for regression, only the 50 most-constraining points are reported)

  • Triple point temperature
    • Triple point temperature (Crystal 1, Liquid, and Gas)
      5 experimental data points
    • Triple point temperature (Glass, Liquid, and Gas)
      1 experimental data points
  • Normal boiling temperature (Liquid and Gas)
    • Critical temperature (Liquid and Gas)
      6 experimental data points
      • Critical pressure (Liquid and Gas)
        5 experimental data points
        • Boiling temperature (Liquid in equilibrium with Gas) as a function of Pressure
          Pressure from 6.00354e-010 kPa to 4005.1 kPa
          • Phase boundary pressure (Liquid in equilibrium with Gas) as a function of Temperature
            Temperature from 87.8 K to 419.29 K
            49 experimental data points
            • Critical density (Liquid and Gas)
              5 experimental data points
              • Density
                • Density (Liquid in equilibrium with Gas) as a function of Temperature
                  Temperature from 87.8 K to 419.29 K
                  48 experimental data points
                • Density (Gas) as a function of Temperature and Pressure
                  Temperature from 87.8 K to 525 K
                  Pressure from 0.07 kPa to 4010 kPa
                  33 experimental data points
                • Density (Gas in equilibrium with Liquid) as a function of Temperature
                  Temperature from 87.8 K to 419.29 K
                  15 experimental data points
                • Density (Liquid) as a function of Temperature and Pressure
                  Temperature from 87.8 K to 419.29 K
                  Pressure from 0.07 kPa to 70000 kPa
                  50 experimental data points
              • Isobaric coefficient of expansion
                • Isobaric coefficient of expansion (Liquid) as a function of Temperature and Pressure
                  Temperature from 87.8 K to 419.29 K
                  Pressure from 0.07 kPa to 70000 kPa
                • Isobaric coefficient of expansion (Gas) as a function of Temperature and Pressure
                  Temperature from 87.8 K to 525 K
                  Pressure from 0.07 kPa to 4010 kPa
              • Isothermal compressibility
                • Isothermal compressibility (Liquid) as a function of Temperature and Pressure
                  Temperature from 87.8 K to 419.29 K
                  Pressure from 0.07 kPa to 70000 kPa
                • Isothermal compressibility (Gas) as a function of Temperature and Pressure
                  Temperature from 87.8 K to 525 K
                  Pressure from 0.07 kPa to 4010 kPa
              • Thermal pressure coefficient
                • Thermal pressure coefficient (Liquid) as a function of Temperature and Pressure
                  Temperature from 87.8 K to 419.29 K
                  Pressure from 0.07 kPa to 70000 kPa
                • Thermal pressure coefficient (Gas) as a function of Temperature and Pressure
                  Temperature from 87.8 K to 525 K
                  Pressure from 0.07 kPa to 4010 kPa
              • 2nd virial coefficient (Gas) as a function of Temperature
                Temperature from 87.8 K to 525 K
                18 experimental data points
                • 3rd virial coefficient (Gas) as a function of Temperature
                  Temperature from 87.8 K to 525 K
                  • Enthalpy of phase transition (Crystal 1 to Liquid in equilibrium with Gas)
                    3 experimental data points
                    • Enthalpy of vaporization or sublimation (Liquid to Gas) as a function of Temperature
                      Temperature from 87.8 K to 419.29 K
                      25 experimental data points
                      • Heat capacity at saturation pressure
                        • Heat capacity at saturation pressure (Glass in equilibrium with Gas) as a function of Temperature
                          Temperature from 6e-05 K to 60 K
                          50 experimental data points
                        • Heat capacity at saturation pressure (Liquid in equilibrium with Gas) as a function of Temperature
                          Temperature from 87.8 K to 419.1 K
                          50 experimental data points
                        • Heat capacity at saturation pressure (Crystal 1 in equilibrium with Gas) as a function of Temperature
                          Temperature from 9e-05 K to 87.8199 K
                          50 experimental data points
                      • Heat capacity at constant pressure
                        • Heat capacity at constant pressure (Liquid) as a function of Temperature and Pressure
                          Temperature from 87.8 K to 419.29 K
                          Pressure from 0.07 kPa to 70000 kPa
                          39 experimental data points
                        • Heat capacity at constant pressure (Ideal Gas) as a function of Temperature
                          Temperature from 50 K to 3000 K
                        • Heat capacity at constant pressure (Gas) as a function of Temperature and Pressure
                          Temperature from 87.8 K to 525 K
                          Pressure from 0.07 kPa to 4010 kPa
                      • Enthalpy
                        • Enthalpy (Crystal 1 in equilibrium with Gas) as a function of Temperature
                          Temperature from 9e-05 K to 87.8199 K
                        • Enthalpy (Liquid in equilibrium with Gas) as a function of Temperature
                          Temperature from 60 K to 376.974 K
                        • Enthalpy (Ideal Gas) as a function of Temperature
                          Temperature from 50 K to 3000 K
                      • Entropy
                        • Entropy (Liquid in equilibrium with Gas) as a function of Temperature
                          Temperature from 87.8 K to 419.29 K
                          2 experimental data points
                        • Entropy (Crystal 1 in equilibrium with Gas) as a function of Temperature
                          Temperature from 9e-05 K to 87.8199 K
                          8 experimental data points
                        • Entropy (Ideal Gas) as a function of Temperature and Pressure
                          Temperature from 50 K to 3000 K
                      • Adiabatic compressibility
                        • Adiabatic compressibility (Liquid) as a function of Temperature and Pressure
                          Temperature from 87.8 K to 419.29 K
                          Pressure from 0.07 kPa to 70000 kPa
                        • Adiabatic compressibility (Gas) as a function of Temperature and Pressure
                          Temperature from 87.8 K to 525 K
                          Pressure from 0.07 kPa to 4010 kPa
                      • Pressure coefficient of enthalpy (Liquid) as a function of Temperature and Pressure
                        Temperature from 87.8 K to 419.29 K
                        Pressure from 0.07 kPa to 70000 kPa
                        • Joule-Thomson coefficient (Gas) as a function of Temperature and Pressure
                          Temperature from 87.8 K to 525 K
                          Pressure from 0.07 kPa to 4010 kPa
                          • Speed of sound
                            • Speed of sound (Liquid in equilibrium with Gas) as a function of Temperature
                              Temperature from 87.8 K to 419.29 K
                            • Speed of sound (Liquid) as a function of Temperature and Pressure
                              Temperature from 87.8 K to 419.29 K
                              Pressure from 0.07 kPa to 70000 kPa
                            • Speed of sound (Gas in equilibrium with Liquid) as a function of Temperature
                              Temperature from 87.8 K to 419.29 K
                            • Speed of sound (Gas) as a function of Temperature and Pressure
                              Temperature from 87.8 K to 525 K
                              Pressure from 0.07 kPa to 4010 kPa
                          • Refractive index (Liquid) as a function of Wavelength, Temperature, and Pressure
                            Temperature from 213.046 K to 263.008 K
                            13 experimental data points
                            • Surface tension (Liquid in equilibrium with Gas) as a function of Temperature
                              Temperature from 87.8 K to 419.29 K
                              16 experimental data points
                              • Viscosity
                                • Viscosity (Gas) as a function of Temperature and Pressure
                                  Temperature from 87.8 K to 525 K
                                  Pressure from 0.07 kPa to 4010 kPa
                                  7 experimental data points
                                • Viscosity (Liquid) as a function of Temperature and Pressure
                                  Temperature from 87.8 K to 419.29 K
                                  Pressure from 0.07 kPa to 70000 kPa
                                • Viscosity (Liquid in equilibrium with Gas) as a function of Temperature
                                  Temperature from 87.8 K to 419.1 K
                              • Thermal conductivity
                                • Thermal conductivity (Gas) as a function of Temperature and Pressure
                                  Temperature from 87.8 K to 525 K
                                  Pressure from 0.07 kPa to 4010 kPa
                                • Thermal conductivity (Liquid in equilibrium with Gas) as a function of Temperature
                                  Temperature from 87.8 K to 419.1 K
                                • Thermal conductivity (Liquid) as a function of Temperature and Pressure
                                  Temperature from 87.8 K to 419.29 K
                                  Pressure from 0.07 kPa to 70000 kPa
                              • Enthalpy of formation
                                • Enthalpy of formation (Gas)
                                  1 experimental data points
                                • Enthalpy of formation (Liquid)
                                  1 experimental data points
                               
                               
                               
                               
                               
                               
                               
                               
                              Compound Information 
                               
                               
                               
                               
                               
                              Name: 1-butene
                              Formula: C4H8
                              Molar Mass: 56.108
                              Additional Names: 1-butylene
                              Image of 1-butene