Heptadecanoic acid, methyl ester
- Formula: C18H36O2
- Molecular weight: 284.4772
- IUPAC Standard InChIKey: HUEBIMLTDXKIPR-UHFFFAOYSA-N
- CAS Registry Number: 1731-92-6
- 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: Margaric acid methyl ester; Methyl heptadecanoate; Methyl margarate; n-Heptadecanoic acid methyl ester; methyl heptadecanoate (17:0); 27:0, Me ester
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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 302.25 | K | N/A | Gaikwad and Subrahmanyam, 1985 | Uncertainty assigned by TRC = 0.4 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 24.09 ± 0.24 | kcal/mol | CGC | Chickos, Zhao, et al., 2004 | Based on data from 467. to 558. K.; AC |
ΔvapH° | 23.2 ± 0.29 | kcal/mol | N/A | van Genderen, van Miltenburg, et al., 2002 | AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
21.3 | 350. | N/A | van Genderen, van Miltenburg, et al., 2002 | AC |
21.3 ± 0.2 | 353. | N/A | van Genderen, van Miltenburg, et al., 2002 | AC |
20.2 | 436. | A,EST | Stephenson and Malanowski, 1987 | Based on data from 421. to 525. K. See also Rose and Schrodt, 1963.; AC |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
11.5 | 304.2 | DSC | Chickos, Zhao, et al., 2004 | 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.
Gaikwad and Subrahmanyam, 1985
Gaikwad, B.R.; Subrahmanyam, V.V.,
Melting behavior of fatty alcohols and their binary blends.,
J. Indian Chem. Soc., 1985, 62, 513. [all data]
Chickos, Zhao, et al., 2004
Chickos, James S.; Zhao, Hui; Nichols, Gary,
The vaporization enthalpies and vapor pressures of fatty acid methyl esters C18, C21 to C23, and C25 to C29 by correlation -- gas chromatography,
Thermochimica Acta, 2004, 424, 1-2, 111-121, https://doi.org/10.1016/j.tca.2004.05.020
. [all data]
van Genderen, van Miltenburg, et al., 2002
van Genderen, Aad C.G.; van Miltenburg, J. Cees; Blok, Jacobus G.; van Bommel, Mark J.; van Ekeren, Paul J.; van den Berg, Gerrit J.K.; Oonk, Harry A.J.,
Liquid--vapour equilibria of the methyl esters of alkanoic acids: vapour pressures as a function of temperature and standard thermodynamic function changes,
Fluid Phase Equilibria, 2002, 202, 1, 109-120, https://doi.org/10.1016/S0378-3812(02)00097-3
. [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]
Rose and Schrodt, 1963
Rose, Arthur; Schrodt, Verle N.,
Correlation and Prediction of Vapor Pressures of Homologs. Use of Structure Parameters and Gas Chromatography Data.,
J. Chem. Eng. Data, 1963, 8, 1, 9-13, https://doi.org/10.1021/je60016a002
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tfus Fusion (melting) 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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