Dortmund Data Bank

Vapor-Liquid Equilibrium 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.

Vapor-Liquid Equilibrium Data Set 8408

Components

No. Formula Molar Mass CAS Registry Number Name
1 C4H8O 72.107 109-99-9 Tetrahydrofuran
2 C2H6O 46.069 64-17-5 Ethanol
Search the DDB for all data of this mixture

Constant Value

Pressure 101.33 kPa

Data Table

T [K] x1 [mol/mol]
351.15 0.00000
349.75 0.05000
348.35 0.10000
345.95 0.20000
344.05 0.30000
342.45 0.40000
341.15 0.50000
340.25 0.60000
339.45 0.70000
339.05 0.80000
338.95 0.90000
338.95 0.95000
338.95 1.00000

(T - temperature, x - liquid mole fraction)

Reference

Source
Yoshikawa Y.; Takagi A.; Kato M.: Indirect Determination of Vapor-Liquid Equilibria by a Small Ebulliometer. J.Chem.Eng.Data 25 (1980) 344-346


Vapor-Liquid Equilibrium Data Set 9350

Components

No. Formula Molar Mass CAS Registry Number Name
1 C4H8O 72.107 109-99-9 Tetrahydrofuran
2 C2H6O 46.069 64-17-5 Ethanol
Search the DDB for all data of this mixture

Constant Value

Pressure 101.33 kPa

Data Table

T [K] x1 [mol/mol] y1 [mol/mol]
351.55 0.00010 0.00018
351.55 0.00100 0.00185
350.85 0.02000 0.03830
349.85 0.05000 0.10170
348.35 0.10000 0.20700
347.05 0.15000 0.29310
345.85 0.20000 0.36310
344.85 0.25000 0.42310
343.95 0.30000 0.46650
343.25 0.35000 0.50570
342.45 0.40000 0.54550
341.25 0.50000 0.61240
340.85 0.55000 0.65010
340.35 0.60000 0.68050
339.55 0.70000 0.75210
339.25 0.75000 0.78950
338.95 0.80000 0.82760
338.85 0.85000 0.86700
338.75 0.90000 0.90900
338.70 0.95000 0.95270
338.67 0.98000 0.98100
338.65 0.99900 0.99905
338.65 0.99990 0.99990

(T - temperature, x - liquid mole fraction, y - vapor mole fraction)

Reference

Source
Bernshtein L.A.; Generalova T.V.; Zelvenskii Ya.D.; Shalygin V.A.: Liquid-Vapor Equilibrium in Tetrahydrofuran-Ethanol and Ethanol-Toluene Binary Mixtures. J.Appl.Chem.USSR 53 (1980) 1577-1579


Vapor-Liquid Equilibrium Data Set 11082

Components

No. Formula Molar Mass CAS Registry Number Name
1 C4H8O 72.107 109-99-9 Tetrahydrofuran
2 C2H6O 46.069 64-17-5 Ethanol
Search the DDB for all data of this mixture

Constant Value

Pressure 25.00 kPa

Data Table

T [K] x1 [mol/mol] y1 [mol/mol]
319.65 0.00000 0.00000
318.85 0.01460 0.06100
317.45 0.04380 0.14700
314.75 0.10300 0.30200
310.65 0.22900 0.50600
304.35 0.56900 0.76100
302.85 0.77600 0.85600
302.05 0.87900 0.91250
301.75 0.93950 0.95160
301.55 1.00000 1.00000

(T - temperature, x - liquid mole fraction, y - vapor mole fraction)

Reference

Source
Brunner E.; Scholz A.G.R.: Isobaric Vapor-Liquid Equilibria of the Tetrahydrofuran-Ethanol System at 25, 50 and 100 kPa. J.Chem.Eng.Data 29 (1984) 28-31

Diagrams

Vapor-Liquid Equilibrium of Ethanol+Tetrahydrofuran
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Vapor-Liquid Equilibrium of Ethanol+Tetrahydrofuran
See larger image

List of All References

Source
Yoshikawa Y.; Takagi A.; Kato M.: Indirect Determination of Vapor-Liquid Equilibria by a Small Ebulliometer. J.Chem.Eng.Data 25 (1980) 344-346
Bernshtein L.A.; Generalova T.V.; Zelvenskii Ya.D.; Shalygin V.A.: Liquid-Vapor Equilibrium in Tetrahydrofuran-Ethanol and Ethanol-Toluene Binary Mixtures. J.Appl.Chem.USSR 53 (1980) 1577-1579
Brunner E.; Scholz A.G.R.: Isobaric Vapor-Liquid Equilibria of the Tetrahydrofuran-Ethanol System at 25, 50 and 100 kPa. J.Chem.Eng.Data 29 (1984) 28-31

Vapor-Liquid Equilibrium Data Overview


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