Acetamide, N-ethyl-
- Formula: C4H9NO
- Molecular weight: 87.1204
- IUPAC Standard InChI: InChI=1S/C4H9NO/c1-3-5-4(2)6/h3H2,1-2H3,(H,5,6)
- IUPAC Standard InChIKey: PMDCZENCAXMSOU-UHFFFAOYSA-N
- CAS Registry Number: 625-50-3
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Acetamidoethane; Ethylacetamide; N-Ethylacetamide; N-Acetylethylamine; Acetoethylamide; N-Aethylacetamid
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Condensed phase thermochemistry data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Eugene S. Domalski and Elizabeth D. Hearing
Constant pressure heat capacity of liquid
| Cp,liquid (cal/mol*K) | Temperature (K) | Reference |
|---|---|---|
| 43.088 | 298.15 | Zegers, Roegschoten, et al., 1986 |
| 43.0 | 298.15 | Konicek and Wadso, 1971 |
Phase change data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 478.2 | K | N/A | Weast and Grasselli, 1989 | BS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 15.5 ± 0.05 | kcal/mol | C | Starzewski, Wadso, et al., 1984 | AC |
Reduced pressure boiling point
| Tboil (K) | Pressure (atm) | Reference | Comment |
|---|---|---|---|
| 364.2 | 0.01 | Aldrich Chemical Company Inc., 1990 | BS |
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 13.3 | 376. | Schmelzer and Pusch, 1995 | Based on data from 361. to 423. K.; AC |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Zegers, Roegschoten, et al., 1986
Zegers, H.C.; Roegschoten, R.; Mels, W.; Somsen, G.,
Flow calorimetry of viscous liquids. Volumes and heat capacities of mixtures of N,N-dimethylformamide with N-alkylacetamides,
Can. J. Chem., 1986, 64, 40-45. [all data]
Konicek and Wadso, 1971
Konicek, J.; Wadso, I.,
Thermochemical properties of some carboxylic acids, amines and N-substituted amides in aqueous solution,
Acta Chem. Scand., 1971, 25, 1541-1551. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Starzewski, Wadso, et al., 1984
Starzewski, P.; Wadso, I.; Zielenkiewicz, W.,
Enthalpies of vaporization of some N-alkylamides at 298.15 K,
J. Chem. Thermodyn., 1984, 16, 331-334. [all data]
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Schmelzer and Pusch, 1995
Schmelzer, Jürgen; Pusch, Jens,
Phase equilibria in binary systems containing N-monosubstituted amides and hydrocarbons,
Fluid Phase Equilibria, 1995, 110, 1-2, 183-196, https://doi.org/10.1016/0378-3812(95)02753-2
. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Tboil Boiling point ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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