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 1416
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C6H6 |
78.114 |
71-43-2 |
Benzene |
| 2 |
C5H9NO |
99.133 |
872-50-4 |
N-Methyl-2-pyrrolidone |
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Constant Value
Data Table
| T [K] |
x1 [mol/mol] |
y1 [mol/mol] |
| 423.45 |
0.09000 |
0.72500 |
| 396.85 |
0.20000 |
0.86500 |
| 384.05 |
0.32500 |
0.92500 |
| 376.15 |
0.46500 |
0.93000 |
| 373.65 |
0.50000 |
0.94000 |
| 367.15 |
0.60000 |
0.94000 |
| 364.45 |
0.67000 |
0.94500 |
(T - temperature, x - liquid mole fraction, y - vapor mole fraction)
Reference
| Source |
| Zaretskii M.I.; Kogan V.B.; Kononov N.F.; Podolyak V.G.: Liquid-Vapor Equilibrium in Systems Formed by Thiopene and Benzene with N,N-Dimethylformamide and N-Methylpyrrolidone. J.Appl.Chem.USSR 44 (1971) 583-588 |
Vapor-Liquid Equilibrium Data Set 8018
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C6H6 |
78.114 |
71-43-2 |
Benzene |
| 2 |
C5H9NO |
99.133 |
872-50-4 |
N-Methyl-2-pyrrolidone |
Search the DDB for all data of this mixture
Constant Value
Data Table
| P [kPa] |
x1 [mol/mol] |
| 0.012 |
0.00000 |
| 0.26265 |
0.04700 |
| 0.472 |
0.08760 |
| 0.7333 |
0.13460 |
| 1.524 |
0.27520 |
| 2.209 |
0.39430 |
| 2.9824 |
0.52630 |
| 3.4224 |
0.60280 |
| 4.345 |
0.77090 |
| 4.810 |
0.86430 |
| 5.100 |
0.92640 |
| 5.186 |
0.94540 |
| 5.321 |
0.97310 |
| 5.462 |
1.00000 |
(P - pressure, x - liquid mole fraction)
Reference
| Source |
| Aim K.: Measurement of Vapor-Liquid Equilibrium in Systems with Components of Very Different Volatility by the Total Pressure Static Method. Fluid Phase Equilib. 2 (1978) 119-142 |
Vapor-Liquid Equilibrium Data Set 8019
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C6H6 |
78.114 |
71-43-2 |
Benzene |
| 2 |
C5H9NO |
99.133 |
872-50-4 |
N-Methyl-2-pyrrolidone |
Search the DDB for all data of this mixture
Constant Value
Data Table
| P [kPa] |
x1 [mol/mol] |
| 0.020 |
0.00000 |
| 0.36264 |
0.04700 |
| 0.6586 |
0.08760 |
| 1.012 |
0.13450 |
| 2.097 |
0.27510 |
| 3.037 |
0.39430 |
| 4.089 |
0.52630 |
| 4.680 |
0.60240 |
| 5.929 |
0.77080 |
| 6.558 |
0.86430 |
| 6.963 |
0.92640 |
| 7.082 |
0.94540 |
| 7.263 |
0.97310 |
| 7.457 |
1.00000 |
(P - pressure, x - liquid mole fraction)
Reference
| Source |
| Aim K.: Measurement of Vapor-Liquid Equilibrium in Systems with Components of Very Different Volatility by the Total Pressure Static Method. Fluid Phase Equilib. 2 (1978) 119-142 |
Diagrams
List of All References
| Source |
| Zaretskii M.I.; Kogan V.B.; Kononov N.F.; Podolyak V.G.: Liquid-Vapor Equilibrium in Systems Formed by Thiopene and Benzene with N,N-Dimethylformamide and N-Methylpyrrolidone. J.Appl.Chem.USSR 44 (1971) 583-588 |
| Aim K.: Measurement of Vapor-Liquid Equilibrium in Systems with Components of Very Different Volatility by the Total Pressure Static Method. Fluid Phase Equilib. 2 (1978) 119-142 |
Vapor-Liquid Equilibrium Data Overview
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