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 1943
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C4H10O |
74.123 |
71-36-3 |
1-Butanol |
| 2 |
C6H12O2 |
116.160 |
123-86-4 |
Acetic acid butyl ester |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| hE [J/mol] |
x1 [mol/mol] |
| 1066.000 |
0.19770 |
| 1254.000 |
0.27490 |
| 1400.000 |
0.35890 |
| 1428.000 |
0.37600 |
| 1460.000 |
0.41320 |
| 1453.000 |
0.43640 |
| 1459.000 |
0.46330 |
| 1453.000 |
0.50870 |
| 1424.000 |
0.53330 |
| 1388.000 |
0.58310 |
| 1325.000 |
0.61020 |
| 1256.000 |
0.63900 |
| 1224.000 |
0.66390 |
| 1204.000 |
0.67110 |
| 1042.000 |
0.74680 |
| 875.000 |
0.80490 |
| 733.000 |
0.84610 |
| 397.000 |
0.92480 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Bravo R.; Paz-Andrade M.I.; Kehiaian H.V.: Microcalorimetria de Mezclas Liquidas. Estudio Teorico-Experimental de los Sistemas Ester + Alcohol. Acta Cient.Compostelana 16 (1979) 141-163 |
Enthalpy of Mixing Data Set 1944
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C4H10O |
74.123 |
71-36-3 |
1-Butanol |
| 2 |
C6H12O2 |
116.160 |
123-86-4 |
Acetic acid butyl ester |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| hE [J/mol] |
x1 [mol/mol] |
| 572.000 |
0.09430 |
| 807.000 |
0.13850 |
| 958.000 |
0.16930 |
| 1059.000 |
0.20350 |
| 1131.000 |
0.22750 |
| 1224.000 |
0.25630 |
| 1354.000 |
0.33380 |
| 1378.000 |
0.36990 |
| 1526.000 |
0.51910 |
| 1218.000 |
0.66910 |
| 1134.000 |
0.69990 |
| 1026.000 |
0.73750 |
| 933.000 |
0.79830 |
| 721.000 |
0.84590 |
| 577.000 |
0.88480 |
| 514.000 |
0.90010 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Kehlen H.; Fuhrmann E.: Die Exzeßenthalpien in Butylacetat-Butanol-Mischungen. Z.Phys.Chem.(Leipzig) 259 (1978) 373-376 |
Enthalpy of Mixing Data Set 1945
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C4H10O |
74.123 |
71-36-3 |
1-Butanol |
| 2 |
C6H12O2 |
116.160 |
123-86-4 |
Acetic acid butyl ester |
Search the DDB for all data of this mixture
Miscibility gap: No
Constant Value
Data Table
| hE [J/mol] |
x1 [mol/mol] |
| 1228.000 |
0.33200 |
| 1362.000 |
0.46500 |
| 1385.000 |
0.49740 |
| 1361.000 |
0.55080 |
| 972.000 |
0.76420 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Kehlen H.; Fuhrmann E.: Die Exzeßenthalpien in Butylacetat-Butanol-Mischungen. Z.Phys.Chem.(Leipzig) 259 (1978) 373-376 |
Diagrams
List of All References
| Source |
| Kehlen H.; Fuhrmann E.: Die Exzeßenthalpien in Butylacetat-Butanol-Mischungen. Z.Phys.Chem.(Leipzig) 259 (1978) 373-376 |
| Bravo R.; Paz-Andrade M.I.; Kehiaian H.V.: Microcalorimetria de Mezclas Liquidas. Estudio Teorico-Experimental de los Sistemas Ester + Alcohol. Acta Cient.Compostelana 16 (1979) 141-163 |
Excess Enthalpy Data Overview
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