Dortmund Data Bank

Excess Enthalpy Data

The experimental data shown in these pages are freely available and have been published already in the DDB Explorer Edition. The data represent a small sub list of all available data in the Dortmund Data Bank. For more data or any further information please search the DDB or contact DDBST.


Enthalpy of Mixing Data Set 1843

Components

No. Formula Molar Mass CAS Registry Number Name
1 H2O 18.015 7732-18-5 Water
2 C4H8O2S 120.172 126-33-0 Sulfolane
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 303.150 K

Data Table

hE [J/mol] x1 [mol/mol]
339.131 0.05700
435.427 0.07600
657.327 0.12100
774.558 0.14500
962.964 0.20500
1163.930 0.29400
1214.170 0.36000
1226.730 0.37700
1260.230 0.46100
1218.360 0.52100
1055.070 0.61500
870.854 0.70300
678.261 0.80100
305.636 0.91900

(hE - excess enthalpy, x - liquid mole fraction)

Reference

Source
Benoit R.L.; Choux G.: III. Etude des interactions eau-sulfolane. Can.J.Chem. 46 (1968) 3215-3219


Enthalpy of Mixing Data Set 1844

Components

No. Formula Molar Mass CAS Registry Number Name
1 H2O 18.015 7732-18-5 Water
2 C4H8O2S 120.172 126-33-0 Sulfolane
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 303.150 K

Data Table

hE [J/mol] x1 [mol/mol]
586.152 0.09900
962.964 0.24800
1101.130 0.37500
1168.120 0.46400
1101.130 0.54200
942.030 0.64200
774.558 0.75400
489.855 0.84500

(hE - excess enthalpy, x - liquid mole fraction)

Reference

Source
Tommila E.; Lindell E.; Virtalaine M.-L.; Laakso R.: Densities, Viscosities, Surface Tensions, Dielectric Constants, Vapour Pressures, Activities, and Heats of Mixing of Sulpholane-Water, Sulpholane-Methanol, and Sulpholane-Ethanol Mixtures. Suom.Kemistil. 42 (1969) 95-104


Enthalpy of Mixing Data Set 17516

Components

No. Formula Molar Mass CAS Registry Number Name
1 H2O 18.015 7732-18-5 Water
2 C4H8O2S 120.172 126-33-0 Sulfolane
Search the DDB for all data of this mixture

Miscibility gap: No

Constant Value

Temperature 413.150 K
Pressure 18.200 bar

Data Table

hE [J/mol] x1 [mol/mol]
405.000 0.06210
712.000 0.11830
1188.000 0.21590
1696.000 0.36760
1855.000 0.48000
1861.000 0.56670
1789.000 0.63550
1676.000 0.69150
1546.000 0.73800
1409.000 0.77720
1140.000 0.83950
1010.000 0.86480
883.000 0.88700
758.000 0.90670
638.000 0.92430
524.000 0.94010
412.000 0.95440
304.000 0.96740
199.000 0.97920
97.000 0.99000

(hE - excess enthalpy, x - liquid mole fraction)

Reference

Source
Horstmann S.; Fischer K.; Gmehling J.: Isothermal Vapor-Liquid Equilibrium and Excess Enthalpy Data for the Binary Systems Water + Sulfolane and Methanol + N-Methyl-2-pyrrolidone. J.Chem.Eng.Data 49 (2004) 1499-1503

Diagrams

Excess Enthalpies of Water+Sulfolane
See larger image

List of All References

Source
Benoit R.L.; Choux G.: III. Etude des interactions eau-sulfolane. Can.J.Chem. 46 (1968) 3215-3219
Tommila E.; Lindell E.; Virtalaine M.-L.; Laakso R.: Densities, Viscosities, Surface Tensions, Dielectric Constants, Vapour Pressures, Activities, and Heats of Mixing of Sulpholane-Water, Sulpholane-Methanol, and Sulpholane-Ethanol Mixtures. Suom.Kemistil. 42 (1969) 95-104
Horstmann S.; Fischer K.; Gmehling J.: Isothermal Vapor-Liquid Equilibrium and Excess Enthalpy Data for the Binary Systems Water + Sulfolane and Methanol + N-Methyl-2-pyrrolidone. J.Chem.Eng.Data 49 (2004) 1499-1503

Excess Enthalpy Data Overview


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