Docosanoic acid, methyl ester
- Formula: C23H46O2
- Molecular weight: 354.6101
- IUPAC Standard InChIKey: QSQLTHHMFHEFIY-UHFFFAOYSA-N
- CAS Registry Number: 929-77-1
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Behenic acid, methyl ester; Methyl behenate; Methyl docosanoate; n-Docosanoic acid methyl ester; Kemester 9022; 22:0, Me ester; Methyl behenoate
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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:
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔvapH° | 126.0 ± 0.3 | kJ/mol | GC | Haftka, Parsons, et al., 2006 | Based on data from 463. to 513. K.; AC |
ΔvapH° | 126.1 ± 2.5 | kJ/mol | CGC | Chickos, Zhao, et al., 2004 | Based on data from 467. to 558. K.; AC |
ΔvapH° | 126.1 | kJ/mol | GC | Krop, Velzen, et al., 1997 | Based on data from 463. to 523. K.; AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
81.0 | 498. | N/A | Husain, Sarma, et al., 1993 | Based on data from 453. to 543. K.; AC |
98.2 | 482. | A | Stephenson and Malanowski, 1987 | Based on data from 467. to 539. K. See also Rose and Schrodt, 1963.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
29.199 | 324.99 | N/A | King and Garner, 1936 | DH |
83.5 | 327.2 | DSC | Chickos, Zhao, et al., 2004 | AC |
82.3 | 327.2 | N/A | King and Garner, 1936, 2 | 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.
Haftka, Parsons, et al., 2006
Haftka, Joris J.H.; Parsons, John R.; Govers, Harrie A.J.,
Supercooled liquid vapour pressures and related thermodynamic properties of polycyclic aromatic hydrocarbons determined by gas chromatography,
Journal of Chromatography A, 2006, 1135, 1, 91-100, https://doi.org/10.1016/j.chroma.2006.09.050
. [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]
Krop, Velzen, et al., 1997
Krop, Hildo B.; Velzen, Martin J.M.v.; Parsons, John R.; Govers, Harrie A.J.,
Determination of environmentally relevant physical-chemical properties of some fatty acid esters,
J Amer Oil Chem Soc, 1997, 74, 3, 309-315, https://doi.org/10.1007/s11746-997-0142-9
. [all data]
Husain, Sarma, et al., 1993
Husain, Sajid; Sarma, P. Nageswara; Swamy, G.Y.S.K.; Devi, K. Sita,
Determination of physicochemical properties of some fatty acid methyl esters by gas liquid chromatography,
J Am Oil Chem Soc, 1993, 70, 2, 149-155, https://doi.org/10.1007/BF02542618
. [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]
King and Garner, 1936
King, A.M.; Garner, W.E.,
The heats of crystallization of methyl and ethyl esters of monobasic fatty acids, 1936, J. [all data]
King and Garner, 1936, 2
King, A. Millicent; Garner, William E.,
297. The heats of crystallisation of methyl and ethyl esters of monobasic fatty acids,
J. Chem. Soc., 1936, 1372, https://doi.org/10.1039/jr9360001372
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
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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