Acetic acid, sodium salt
- Formula: C2H3NaO2
- Molecular weight: 82.0338
- IUPAC Standard InChI: InChI=1S/C2H4O2.Na/c1-2(3)4;/h1H3,(H,3,4);/q;+1/p-1
- IUPAC Standard InChIKey: VMHLLURERBWHNL-UHFFFAOYSA-M
- CAS Registry Number: 127-09-3
- 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. - Species with the same structure:
- Other names: Sodium acetate; Sodium ethanoate
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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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| S°solid,1 bar | 33.007 | cal/mol*K | N/A | Franzosini, Plautz, et al., 1983 | |
| S°solid,1 bar | 29.419 | cal/mol*K | N/A | Strelkev, 1955 |
Constant pressure heat capacity of solid
| Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 24.099 | 298.15 | Franzosini, Plautz, et al., 1983 | T = 7 to 350 K. |
| 26.70 | 340. | Ferloni, Sanesi, et al., 1975 | crystaline, IV phase; T = 340 to 610 K. |
| 21.05 | 291.18 | Strelkev, 1955 | T = 13 to 292 K. Value is unsmoothed experimental datum. |
References
Go To: Top, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Franzosini, Plautz, et al., 1983
Franzosini, P.; Plautz, W.A.; Westrum, E.F., Jr.,
Thermophysics of metal alkanoates. I. Heat capacities and thermodynamic properties of sodium methanoate and ethanoate,
J. Chem. Thermodynam., 1983, 15, 445-456. [all data]
Strelkev, 1955
Strelkev, I.I.,
Specific heat and entropy of sodium acetate,
Ukr. Khim. Zh. (Russ. Ed.), 1955, 21, 551-553. [all data]
Ferloni, Sanesi, et al., 1975
Ferloni, P.; Sanesi, M.; Franzosini, P.; C4 alkanoates, Phase transitions in the alkali C1-n.,
Z. Naturforsch. 30a, 1975, 1447-1454. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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