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 2798

Components

No. Formula Molar Mass CAS Registry Number Name
1 CH4O 32.042 67-56-1 Methanol
2 H2O 18.015 7732-18-5 Water
3 C4H10O 74.123 71-36-3 1-Butanol
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Constant Value

Pressure 101.33 kPa

Data Table

T [K] x1 [mol/mol] x2 [mol/mol] y1 [mol/mol] y2 [mol/mol]
348.61 0.43700 0.53100 0.70800 0.27700
349.73 0.42600 0.50700 0.67800 0.29700
350.74 0.39000 0.50000 0.59500 0.35200
352.63 0.30200 0.61400 0.56300 0.38200
353.26 0.29500 0.58600 0.54200 0.39500
354.48 0.26800 0.57300 0.51300 0.41500
356.43 0.20200 0.67900 0.42300 0.48400
357.03 0.18700 0.64300 0.39500 0.49800
358.18 0.17200 0.61400 0.35900 0.52200
358.55 0.16400 0.57600 0.33200 0.53900
359.31 0.14500 0.53400 0.30600 0.55000

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

Reference

Source
Prochazka O.; Suska J.; Pick J.: Phase Equilibria in the Methanol-Water-1-Butanol System. Collect.Czech.Chem.Commun. 40 (1975) 781-786


Vapor-Liquid Equilibrium Data Set 5110

Components

No. Formula Molar Mass CAS Registry Number Name
1 CH4O 32.042 67-56-1 Methanol
2 C4H10O 74.123 71-36-3 1-Butanol
3 H2O 18.015 7732-18-5 Water
Search the DDB for all data of this mixture

Constant Value

Pressure 99.30 kPa

Data Table

T [K] x1 [mol/mol] x2 [mol/mol] y1 [mol/mol] y2 [mol/mol]
362.04 0.05150 0.07790 0.16120 0.17940
360.89 0.06450 0.05390 0.20890 0.16040
359.99 0.07980 0.03750 0.25600 0.13750
358.90 0.09830 0.03440 0.31050 0.11740
358.62 0.10840 0.05800 0.31090 0.12480
358.10 0.12820 0.08340 0.33270 0.12330

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

Reference

Source
Newsham D.M.T.; Vahdat N.: Part I: Experimental Results for the Systems Methanol-Water-n-Butanol, Ethanol-Water-n-Butanol and n-Propanol-Water-n-Butanol. Chem.Eng.J. 13 (1977) 27-31

List of All References

Source

Vapor-Liquid Equilibrium Data Overview


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