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 923
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C2H3N |
41.053 |
75-05-8 |
Acetonitrile |
| 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] |
| 136.490 |
0.01510 |
| 501.997 |
0.05850 |
| 799.679 |
0.09820 |
| 1092.340 |
0.14620 |
| 1442.770 |
0.20940 |
| 1652.530 |
0.26380 |
| 1810.370 |
0.31130 |
| 1934.300 |
0.36580 |
| 2049.020 |
0.43310 |
| 2090.890 |
0.47910 |
| 2107.640 |
0.53230 |
| 2087.120 |
0.57560 |
| 2031.020 |
0.60460 |
| 1974.910 |
0.63580 |
| 1860.610 |
0.67510 |
| 1775.620 |
0.70790 |
| 1665.090 |
0.74410 |
| 1530.690 |
0.77800 |
| 1400.480 |
0.80890 |
| 1183.190 |
0.84920 |
| 963.801 |
0.88610 |
| 798.841 |
0.90980 |
| 637.649 |
0.93050 |
| 378.068 |
0.96120 |
| 109.275 |
0.98910 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Coca Prados J.: Propiedades Fisico - Quimicas de Mezclas Liquidas Binarias: Viscosidad y Calor de Mezcla. Thesis (1969) |
Comment: smoothed (by grafical interpolation) data for rounded compositions were presented in L11158
Enthalpy of Mixing Data Set 924
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C2H3N |
41.053 |
75-05-8 |
Acetonitrile |
| 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] |
| 626.764 |
0.09330 |
| 1166.020 |
0.22790 |
| 1508.920 |
0.29910 |
| 1779.390 |
0.42920 |
| 1826.280 |
0.48460 |
| 1831.310 |
0.50320 |
| 1830.890 |
0.50940 |
| 1756.780 |
0.62520 |
| 1595.170 |
0.72070 |
| 1363.640 |
0.79350 |
| 797.585 |
0.89440 |
| 449.662 |
0.94560 |
| 270.049 |
0.96940 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Murakami S.; Fujishiro R.: III. The Intermolecular Energy of Hydrogen Bonding between Alcohol and Several other Polar Molecules. Bull.Chem.Soc.Japan 39 (1966) 720-725 |
Enthalpy of Mixing Data Set 5744
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C2H3N |
41.053 |
75-05-8 |
Acetonitrile |
| 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] |
| 183.300 |
0.02030 |
| 757.300 |
0.09600 |
| 1375.900 |
0.20930 |
| 1776.500 |
0.32180 |
| 1995.200 |
0.43460 |
| 2047.400 |
0.51340 |
| 2029.300 |
0.57790 |
| 1993.100 |
0.61260 |
| 1950.700 |
0.63010 |
| 1913.800 |
0.65250 |
| 1810.300 |
0.69950 |
| 1660.000 |
0.74910 |
| 1391.200 |
0.81400 |
| 1052.200 |
0.87450 |
| 643.900 |
0.93090 |
| 285.000 |
0.97190 |
| 80.000 |
0.99250 |
(hE - excess enthalpy, x - liquid mole fraction)
Reference
| Source |
| Nagata I.; Tamura K.: Excess molar enthalpies of (butan-1-ol or 2-methylpropan-1-ol + acetonitrile), (2-methylpropan-1-ol + benzene), and (butan-1-ol or 2-methylpropan-1-ol + acetonitrile + benzene) at 298.15 K. J.Chem.Thermodyn. 20 (1988) 1101-1107 |
Diagrams
List of All References
| Source |
| Murakami S.; Fujishiro R.: III. The Intermolecular Energy of Hydrogen Bonding between Alcohol and Several other Polar Molecules. Bull.Chem.Soc.Japan 39 (1966) 720-725 |
| Nagata I.; Tamura K.: Excess molar enthalpies of (butan-1-ol or 2-methylpropan-1-ol + acetonitrile), (2-methylpropan-1-ol + benzene), and (butan-1-ol or 2-methylpropan-1-ol + acetonitrile + benzene) at 298.15 K. J.Chem.Thermodyn. 20 (1988) 1101-1107 |
| Coca Prados J.: Propiedades Fisico - Quimicas de Mezclas Liquidas Binarias: Viscosidad y Calor de Mezcla. Thesis (1969) |
Excess Enthalpy Data Overview
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