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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 0.0348909 kPa to 1337.51 kPa
            • Phase boundary pressure (Liquid in equilibrium with Gas) as a function of Temperature
              Temperature from 433.36 K to 806 K
              • Critical density (Liquid and Gas)
                • Density
                  • Density (Liquid in equilibrium with Gas) as a function of Temperature
                    Temperature from 433.36 K to 806 K
                  • Density (Gas) as a function of Temperature and Pressure
                    Temperature from 551.598 K to 797.645 K
                    Pressure from 0.0003 kPa to 256.515 kPa
                  • Density (Gas in equilibrium with Liquid) as a function of Temperature
                    Temperature from 637.086 K to 806 K
                • Enthalpy of phase transition (Crystal 1 to Liquid in equilibrium with Gas)
                  1 experimental data points
                  • Enthalpy of vaporization or sublimation (Liquid to Gas) as a function of Temperature
                    Temperature from 433.36 K to 806 K
                    • Viscosity (Gas) as a function of Temperature and Pressure
                      Temperature from 650 K to 1200 K
                       
                       
                       
                       
                       
                       
                       
                       
                      Compound Information 
                       
                       
                       
                       
                       
                      Name: 3,7-dihydro-1,3-dimethyl-8-undecyl-1H-purine-2,6-dione
                      Formula: C18H30N4O2
                      Molar Mass: 334.464
                      Additional Names: 1H-purine-2,6-dione, 3,7-dihydro-1,3-dimethyl-8-undecyl-
                      theophylline, 8-undecyl-
                      8-undecyltheophylline
                      Image of 3,7-dihydro-1,3-dimethyl-8-undecyl-1H-purine-2,6-dione