Acetic acid, hydroxy-, methyl ester
- Formula: C3H6O3
- Molecular weight: 90.0779
- IUPAC Standard InChI: InChI=1S/C3H6O3/c1-6-3(5)2-4/h4H,2H2,1H3
- IUPAC Standard InChIKey: GSJFXBNYJCXDGI-UHFFFAOYSA-N
- CAS Registry Number: 96-35-5
- 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: Glycolic acid, methyl ester; Methyl glycolate; Methyl hydroxyacetate; Methyl ester of hydroxyacetic acid
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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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 423.2 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 12.5 ± 1.5 | kcal/mol | V | Steele, Chirico, et al., 1996 | ALS |
| ΔvapH° | 12.5 | kcal/mol | N/A | Steele, Chirico, et al., 1996 | DRB |
| ΔvapH° | 12.5 ± 1.5 | kcal/mol | EB | Steele, Chirico, et al., 1996 | Based on data from 326. - 381. K.; AC |
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 11.3 | 297. | A | Stephenson and Malanowski, 1987 | Based on data from 282. - 425. K. See also Ketelaar, van Velden, et al., 2010.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
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| Temperature (K) | A | B | C | Reference | Comment |
|---|---|---|---|---|---|
| 282.8 - 424.7 | 4.9907 | 1942.427 | -35.915 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Enthalpy of fusion
| ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 2.72 | 272.8 | Jarmelo, Maria, et al., 2000 | AC |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Steele, Chirico, et al., 1996
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A.; Smith, N.K.,
Thermodynamic properties and ideal-gas enthalpies of formation for butyl vinyl ether, 1,2-dimethoxyethane, methyl glycolate, bicyclo[2.2.1]hept-2-ene, 5-vinylbicyclo[2.2.1]hept-2-ene, trans-azobenzene, butyl acrylate, di-tert-butyl ether, and hexane-1,6-diol,
J. Chem. Eng. Data, 1996, 41, 1285-1302. [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]
Ketelaar, van Velden, et al., 2010
Ketelaar, J.A.A.; van Velden, P.F.; Zalm, P.,
Vapour pressures and heats of vaporization of cis- and trans-1,2-dichloroethene,
Recl. Trav. Chim. Pays-Bas, 2010, 66, 12, 721-732, https://doi.org/10.1002/recl.19470661202
. [all data]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [all data]
Jarmelo, Maria, et al., 2000
Jarmelo, Susana; Maria, Teresa M.R.; Leitão, Luísa P.; Fausto, Rui,
Structural and vibrational characterization of methyl glycolate in the low temperature crystalline and glassy states,
Phys. Chem. Chem. Phys., 2000, 2, 6, 1155-1163, https://doi.org/10.1039/a909291i
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point ΔfusH Enthalpy of fusion 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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