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 2011
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C4H10O |
74.123 |
60-29-7 |
Diethyl ether |
| 2 |
C6H6 |
78.114 |
71-43-2 |
Benzene |
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Miscibility gap: No
Constant Value
Data Table
| hE [J/mol] |
x1 [mol/mol] |
| 14.240 |
0.06700 |
| 10.890 |
0.06900 |
| 22.610 |
0.13500 |
| 16.330 |
0.13500 |
| 16.330 |
0.24900 |
| 22.610 |
0.25300 |
| 0.000 |
0.42300 |
| -1.260 |
0.42600 |
| -14.650 |
0.52600 |
| -10.470 |
0.53200 |
| -12.140 |
0.53900 |
| -23.860 |
0.68600 |
| -24.280 |
0.69800 |
| -25.120 |
0.82500 |
| -20.100 |
0.82700 |
| -15.490 |
0.90600 |
| -18.000 |
0.90700 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Otterstedt J.-E.A.; Missen R.W.: Heats of Mixing for Some Benzene Solutions. J.Chem.Eng.Data 11 (1966) 360-361 |
Enthalpy of Mixing Data Set 13601
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C4H10O |
74.123 |
60-29-7 |
Diethyl ether |
| 2 |
C6H6 |
78.114 |
71-43-2 |
Benzene |
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Miscibility gap: No
Constant Value
| x |
0.50000 |
mol/mol |
| Pressure |
1.010 |
bar |
Data Table
| hE [J/mol] |
T [K] |
| 5.400 |
353.200 |
| 4.300 |
358.200 |
| 3.800 |
363.200 |
| 3.700 |
368.200 |
| 3.700 |
373.200 |
| 2.400 |
383.200 |
| 2.700 |
393.200 |
| 2.100 |
403.200 |
| 1.100 |
413.200 |
| 1.000 |
423.200 |
(hE - excess enthalpy, T - temperature)
Reference
| Source |
| Bowles J.; Lacey M.; Mathonat C.; Sowden C.J.; Wormald C.J.: Benzene-diethyl ether association. The excess molar enthalpy of (cyclohexane + diethyl ether)(g) and (benzene + diethyl ether)(g) from temperatures 353.2 K to 423.2 K. J.Chem.Thermodyn. 30 (1998) 939-949 |
Enthalpy of Mixing Data Set 18951
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C6H6 |
78.114 |
71-43-2 |
Benzene |
| 2 |
C4H10O |
74.123 |
60-29-7 |
Diethyl ether |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| hE [J/mol] |
x1 [mol/mol] |
| -18.000 |
0.09300 |
| -14.900 |
0.09400 |
| -20.100 |
0.17300 |
| -25.100 |
0.17500 |
| -24.300 |
0.30200 |
| -23.900 |
0.31400 |
| -12.100 |
0.46100 |
| -10.500 |
0.46800 |
| -14.600 |
0.47400 |
| -1.300 |
0.57700 |
| 24.000 |
0.74700 |
| 22.600 |
0.75100 |
| 16.300 |
0.86500 |
| 22.600 |
0.93100 |
| 10.900 |
0.93300 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Gaile A.A.; Somov V.E.; Zalishchevskii G.D.: Selective solvents. The division and the purification of the hydrocarbon raw materials. Selective solvents.The division and the purification of the hydrocarbon raw materials (2008) 1-735 |
Diagrams
List of All References
| Source |
| Otterstedt J.-E.A.; Missen R.W.: Heats of Mixing for Some Benzene Solutions. J.Chem.Eng.Data 11 (1966) 360-361 |
| Bowles J.; Lacey M.; Mathonat C.; Sowden C.J.; Wormald C.J.: Benzene-diethyl ether association. The excess molar enthalpy of (cyclohexane + diethyl ether)(g) and (benzene + diethyl ether)(g) from temperatures 353.2 K to 423.2 K. J.Chem.Thermodyn. 30 (1998) 939-949 |
| Gaile A.A.; Somov V.E.; Zalishchevskii G.D.: Selective solvents. The division and the purification of the hydrocarbon raw materials. Selective solvents.The division and the purification of the hydrocarbon raw materials (2008) 1-735 |
Excess Enthalpy Data Overview
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