Acetic acid, methoxy-, methyl ester
- Formula: C4H8O3
- Molecular weight: 104.1045
- IUPAC Standard InChI: InChI=1S/C4H8O3/c1-6-3-4(5)7-2/h3H2,1-2H3
- IUPAC Standard InChIKey: QRMHDGWGLNLHMN-UHFFFAOYSA-N
- CAS Registry Number: 6290-49-9
- 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: Methyl methoxyacetate; Methyl 2-methoxyacetate; Methoxyacetic acid methyl ester; CBC 108569; Methoxymethyl acetate
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Phase change data
Go To: Top, Reaction thermochemistry data, References, Notes
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
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 402.7 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
| Tboil | 404.2 | K | N/A | Weast and Grasselli, 1989 | BS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 11.3 ± 1.0 | kcal/mol | E | Guthrie and Cullimore, 1980 | ALS |
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 9.39 | 297. | A | Stephenson and Malanowski, 1987 | Based on data from 285. to 310. K.; AC |
Reaction thermochemistry data
Go To: Top, Phase change data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
+
=
+ 2
By formula: C6H14O4 + H2O = C4H8O3 + 2CH4O
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -12.53 ± 0.12 | kcal/mol | Eqk | Guthrie and Cullimore, 1980 | liquid phase |
+
=
+
By formula: C4H8O3 + H2O = C3H6O3 + CH4O
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -15.7 ± 1.4 | kcal/mol | Eqk | Guthrie and Cullimore, 1980 | liquid phase |
References
Go To: Top, Phase change data, Reaction thermochemistry 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]
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]
Guthrie and Cullimore, 1980
Guthrie, J.P.; Cullimore, P.A.,
Effect of the acyl substituent on the equilibrium constant for hydration of esters,
Can. J. Chem., 1980, 58, 1281-1294. [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, Phase change data, Reaction thermochemistry data, References
- Symbols used in this document:
Tboil Boiling point ΔrH° Enthalpy of reaction at standard conditions 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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