Methyl salicylate
- Formula: C8H8O3
- Molecular weight: 152.1473
- IUPAC Standard InChI: InChI=1S/C8H8O3/c1-11-8(10)6-4-2-3-5-7(6)9/h2-5,9H,1H3
- IUPAC Standard InChIKey: OSWPMRLSEDHDFF-UHFFFAOYSA-N
- CAS Registry Number: 119-36-8
- 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: Benzoic acid, 2-hydroxy-, methyl ester; Salicylic acid, methyl ester; O-Hydroxybenzoic acid, methyl ester; Analgit; Betula; Betula oil; Betula Lenta; Exagien; Flucarmit; Gaultheria oil; Gaultheria oil, artificial; Gaultheriaoel; Methyl o-hydroxybenzoate; Methyl 2-hydroxybenzoate; Oil of Wintergreen; Spicewood oil; Sweet birch oil; Teaberry oil; Wintergreen oil; Wintergruenoel; 2-(Methoxycarbonyl)phenol; 2-Hydroxybenzoic acid, methyl ester; Natural wintergreen oil; Synthetic wintergreen oil; Wintergreen oil, synthetic; Methyl ester of 2-hydroxy-benzoic acid; 2-Carbomethoxyphenol; NSC 8204; Salonpas; Theragesic; 8022-86-4; 648434-07-5; 8024-54-2; 2-Hydroxy methyl ester benzoic acid; Methyl ester 2-hydroxy-benzoic 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
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 495.2 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
| Tboil | 496.5 | K | N/A | Weast and Grasselli, 1989 | BS |
| Tboil | 496.1 | K | N/A | Lecat, 1947 | Uncertainty assigned by TRC = 0.5 K; TRC |
| Tboil | 495.5 | K | N/A | Lecat, 1926 | Uncertainty assigned by TRC = 0.5 K; TRC |
| Tboil | 495.35 | K | N/A | Perkin, 1896 | Uncertainty assigned by TRC = 1. K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| Tc | 709. | K | N/A | Radice, 1899 | Uncertainty assigned by TRC = 5. K; TRC |
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 14.3 | 342. | A | Stephenson and Malanowski, 1987 | Based on data from 327. to 497. K.; AC |
| 14.0 | 344. | A | Stephenson and Malanowski, 1987 | Based on data from 329. to 496. K.; AC |
| 13.6 | 303. | A | Stephenson and Malanowski, 1987 | Based on data from 288. to 333. K.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
| Temperature (K) | A | B | C | Reference | Comment |
|---|---|---|---|---|---|
| 352. to 493.7 | 4.01884 | 1585.874 | -99.173 | Matthews, Sumner, et al., 1950 | Coefficents calculated by NIST from author's data. |
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]
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]
Lecat, 1947
Lecat, M.,
Some azeotropes of which one constituant is heterocyclic nitrogen,
Ann. Soc. Sci. Bruxelles, Ser. 1, 1947, 61, 73. [all data]
Lecat, 1926
Lecat, M.,
New binary azeotropes: 3rd list,
Ann. Soc. Sci. Bruxelles, Ser. B, 1926, 45, 284-94. [all data]
Perkin, 1896
Perkin, W.H.,
LXIX. On Magnetic Rotatory Power, especially of Aromatic Compounds,
J. Chem. Soc., 1896, 69, 1025-1257. [all data]
Radice, 1899
Radice, G.,
, Ph. D. Thesis, Univ. of Geneve, 1899. [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]
Matthews, Sumner, et al., 1950
Matthews, J.B.; Sumner, J.F.; Moelwyn-Hughes, E.A.,
The Vapour Pressures of Certain Liquids,
Trans. Faraday Soc., 1950, 46, 797-803, https://doi.org/10.1039/tf9504600797
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tc Critical temperature ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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