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 35773

Components

No. Formula Molar Mass CAS Registry Number Name
1 C4H10O 74.123 71-36-3 1-Butanol
2 C5H9NO 99.133 872-50-4 N-Methyl-2-pyrrolidone
Search the DDB for all data of this mixture

Constant Value

Pressure 10.00 kPa

Data Table

T [K] x1 [mol/mol] y1 [mol/mol]
399.53 0.00000 0.00000
397.98 0.01100 0.08700
397.06 0.01600 0.12400
393.15 0.04500 0.27800
388.47 0.08300 0.44000
383.73 0.13500 0.57700
380.51 0.15900 0.62600
377.39 0.18500 0.68200
372.68 0.24900 0.76400
365.38 0.34100 0.85500
350.55 0.56800 0.95500
347.35 0.65500 0.97000
343.89 0.74000 0.97500
340.65 0.86500 0.99200
339.22 0.92700 0.99800
337.80 1.00000 1.00000

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

Reference

Source
Hirawan R.; Sinha S.; Iwarere S.A.; Raal J.D.; Naidoo P.; Ramjugernath D.: Vapor–Liquid Equilibrium Data for 1-Methyl-2-Pyrrolidone + (1-Butanol or 1-Hexene or Water) Binary Mixtures. J.Chem.Eng.Data 59 (2014) 1643-1650


Vapor-Liquid Equilibrium Data Set 35774

Components

No. Formula Molar Mass CAS Registry Number Name
1 C4H10O 74.123 71-36-3 1-Butanol
2 C5H9NO 99.133 872-50-4 N-Methyl-2-pyrrolidone
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]
425.91 0.00000 0.00000
423.60 0.01300 0.09100
422.54 0.02100 0.13100
418.32 0.04900 0.25200
416.11 0.06300 0.31400
411.16 0.10200 0.44100
407.16 0.13000 0.56200
401.60 0.18200 0.67100
393.54 0.27100 0.77900
389.56 0.31600 0.82400
384.68 0.37100 0.86700
374.41 0.51300 0.93300
370.44 0.57900 0.95300
367.98 0.63500 0.96800
365.31 0.68600 0.97500
358.90 0.87300 0.99000
357.27 0.92800 0.99500
355.78 1.00000 1.00000

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

Reference

Source
Hirawan R.; Sinha S.; Iwarere S.A.; Raal J.D.; Naidoo P.; Ramjugernath D.: Vapor–Liquid Equilibrium Data for 1-Methyl-2-Pyrrolidone + (1-Butanol or 1-Hexene or Water) Binary Mixtures. J.Chem.Eng.Data 59 (2014) 1643-1650


Vapor-Liquid Equilibrium Data Set 35775

Components

No. Formula Molar Mass CAS Registry Number Name
1 C4H10O 74.123 71-36-3 1-Butanol
2 C5H9NO 99.133 872-50-4 N-Methyl-2-pyrrolidone
Search the DDB for all data of this mixture

Constant Value

Pressure 50.00 kPa

Data Table

T [K] x1 [mol/mol] y1 [mol/mol]
448.97 0.00000 0.00000
446.08 0.01400 0.08700
444.56 0.01900 0.15000
439.55 0.05200 0.28200
436.22 0.06900 0.37000
430.81 0.10900 0.46200
421.48 0.18200 0.64800
411.75 0.28600 0.76600
406.06 0.34800 0.83900
393.37 0.52800 0.93400
386.84 0.65500 0.96400
383.86 0.70800 0.97700
378.08 0.85500 0.98600
376.60 0.89000 0.99200
371.94 1.00000 1.00000

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

Reference

Source
Hirawan R.; Sinha S.; Iwarere S.A.; Raal J.D.; Naidoo P.; Ramjugernath D.: Vapor–Liquid Equilibrium Data for 1-Methyl-2-Pyrrolidone + (1-Butanol or 1-Hexene or Water) Binary Mixtures. J.Chem.Eng.Data 59 (2014) 1643-1650

Diagrams

Vapor-Liquid Equilibrium of 1-Butanol+N-Methyl-2-pyrrolidone
See larger image
Vapor-Liquid Equilibrium of 1-Butanol+N-Methyl-2-pyrrolidone
See larger image

List of All References

Source
Hirawan R.; Sinha S.; Iwarere S.A.; Raal J.D.; Naidoo P.; Ramjugernath D.: Vapor–Liquid Equilibrium Data for 1-Methyl-2-Pyrrolidone + (1-Butanol or 1-Hexene or Water) Binary Mixtures. J.Chem.Eng.Data 59 (2014) 1643-1650

Vapor-Liquid Equilibrium Data Overview


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