Acetic acid, hydroxy-
- Formula: C2H4O3
- Molecular weight: 76.0514
- IUPAC Standard InChI: InChI=1S/C2H4O3/c3-1-2(4)5/h3H,1H2,(H,4,5)
- IUPAC Standard InChIKey: AEMRFAOFKBGASW-UHFFFAOYSA-N
- CAS Registry Number: 79-14-1
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Glycolic acid; α-Hydroxyacetic acid; Glycollic acid; Hydroxyacetic acid; Hydroxyethanoic acid; HOCH2COOH; Kyselina glykolova; Kyselina hydroxyoctova; 2-Hydroxyacetic acid; 2-Hydroxyethanoic acid; NSC 166
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Gas 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: Glushko Thermocenter, Russian Academy of Sciences, Moscow
Constant pressure heat capacity of gas
| Cp,gas (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 37.86 | 50. | Dorofeeva O.V., 1997 | p=1 bar. |
| 46.44 | 100. | ||
| 56.01 | 150. | ||
| 65.66 | 200. | ||
| 85. ± 2. | 298.15 | ||
| 85.09 | 300. | ||
| 104.05 | 400. | ||
| 120.61 | 500. | ||
| 133.95 | 600. | ||
| 144.36 | 700. | ||
| 152.48 | 800. | ||
| 158.94 | 900. | ||
| 164.19 | 1000. | ||
| 168.54 | 1100. | ||
| 172.22 | 1200. | ||
| 175.37 | 1300. | ||
| 178.10 | 1400. | ||
| 180.47 | 1500. |
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 by: William E. Acree, Jr., James S. Chickos
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 51.8 | 362. | A | Stephenson and Malanowski, 1987 | Based on data from 350. to 375. K. |
References
Go To: Top, Gas 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.
Dorofeeva O.V., 1997
Dorofeeva O.V.,
Unpublished results. Thermocenter of Russian Academy of Science, Moscow, 1997. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,gas Constant pressure heat capacity of gas ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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