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 6554
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C4H8O |
72.107 |
109-99-9 |
Tetrahydrofuran |
| 2 |
C4H10O |
74.123 |
71-36-3 |
1-Butanol |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| hE [J/mol] |
x1 [mol/mol] |
| 282.400 |
0.09020 |
| 436.300 |
0.14560 |
| 566.900 |
0.20040 |
| 681.300 |
0.25450 |
| 780.400 |
0.30800 |
| 857.900 |
0.36080 |
| 915.300 |
0.41300 |
| 950.800 |
0.46460 |
| 970.100 |
0.51550 |
| 972.900 |
0.56590 |
| 955.200 |
0.61570 |
| 916.500 |
0.66490 |
| 864.900 |
0.71350 |
| 782.000 |
0.76160 |
| 680.000 |
0.80910 |
| 560.300 |
0.85610 |
| 418.200 |
0.90260 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Chao J.P.; Dai M.: Excess enthalpies of (an alkan-1-ol + tetrahydrofuran or cyclohexanone) at 298.15 K. J.Chem.Thermodyn. 21 (1989) 977-983 |
Enthalpy of Mixing Data Set 16633
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C4H10O |
74.123 |
71-36-3 |
1-Butanol |
| 2 |
C4H8O |
72.107 |
109-99-9 |
Tetrahydrofuran |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| hE [J/mol] |
x1 [mol/mol] |
| 204.000 |
0.05600 |
| 383.000 |
0.10600 |
| 638.000 |
0.20900 |
| 765.000 |
0.31400 |
| 814.000 |
0.41500 |
| 801.000 |
0.51400 |
| 720.000 |
0.61100 |
| 585.000 |
0.71000 |
| 408.000 |
0.80700 |
| 201.000 |
0.90500 |
| 98.000 |
0.95500 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Valen A.; Lopez M.C.; Urieta J.S.; Royo F.M.; Lafuente C.: Thermodynamic Study of Mixtures Containing Oxygenated Compounds. J.Mol.Liq. 95 (2002) 157-165 |
Enthalpy of Mixing Data Set 16634
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C4H10O |
74.123 |
71-36-3 |
1-Butanol |
| 2 |
C4H8O |
72.107 |
109-99-9 |
Tetrahydrofuran |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| hE [J/mol] |
x1 [mol/mol] |
| 216.000 |
0.05600 |
| 404.000 |
0.10600 |
| 680.000 |
0.20900 |
| 844.000 |
0.31400 |
| 924.000 |
0.41500 |
| 922.000 |
0.51400 |
| 844.000 |
0.61100 |
| 710.000 |
0.71000 |
| 494.000 |
0.80700 |
| 263.000 |
0.90500 |
| 125.000 |
0.95500 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Valen A.; Lopez M.C.; Urieta J.S.; Royo F.M.; Lafuente C.: Thermodynamic Study of Mixtures Containing Oxygenated Compounds. J.Mol.Liq. 95 (2002) 157-165 |
Diagrams
List of All References
| Source |
| Chao J.P.; Dai M.: Excess enthalpies of (an alkan-1-ol + tetrahydrofuran or cyclohexanone) at 298.15 K. J.Chem.Thermodyn. 21 (1989) 977-983 |
| Valen A.; Lopez M.C.; Urieta J.S.; Royo F.M.; Lafuente C.: Thermodynamic Study of Mixtures Containing Oxygenated Compounds. J.Mol.Liq. 95 (2002) 157-165 |
Excess Enthalpy Data Overview
© DDBST GmbH
