9-Octadecenoic acid, methyl ester, (E)-

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Condensed phase thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfliquid-731.70kJ/molChydRogers and Siddiqui, 1975 
Quantity Value Units Method Reference Comment
Δcliquid-11885. ± 12.kJ/molCcbKeffler, 1937Reanalyzed by Cox and Pilcher, 1970, Original value = -11865. kJ/mol; See Keffler and McLean, 1935; Corresponding Δfliquid = -736.97 kJ/mol (simple calculation by NIST; no Washburn corrections)

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
AC - William E. Acree, Jr., James S. Chickos

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
487.20.020Weast and Grasselli, 1989BS

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
77.2498.GCHusain, Sarma, et al., 1993Based on data from 453. to 543. K.; AC

Reaction thermochemistry 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 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

Hydrogen + 9-Octadecenoic acid, methyl ester, (E)- = Methyl stearate

By formula: H2 + C19H36O2 = C19H38O2

Quantity Value Units Method Reference Comment
Δr-118.4 ± 0.63kJ/molChydRogers and Siddiqui, 1975liquid phase; solvent: n-Hexane

Gas Chromatography

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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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
PackedSE-30200.2086.Golovnya, Uralets, et al., 1976Gas Chrom Q (80-100 mesh); Column length: 1.5 m

Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-12084.Johnson, Urso, et al., 199730. m/0.2 mm/0.25 μm, 50. C @ 2. min, 5. K/min, 300. C @ 5. min
CapillaryUltra-12087.87Richmond and Pombo-Villar, 199725. m/0.32 mm/0.52 μm, 15. K/min, 320. C @ 10. min; Tstart: 35. C

Van Den Dool and Kratz RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryVF-5MS2110.9Tret'yakov, 200730. m/0.25 mm/0.25 μm, He; Program: Multi-step temperature program; T(initial)=60C; T(final)=270C
CapillaryVF-5MS2109.8Tret'yakov, 200730. m/0.25 mm/0.25 μm, He; Program: Multi-step temperature program; T(initial)=60C; T(final)=270C

Normal alkane RI, polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryTC-Wax2445.Miyazawa and Okuno, 2003He, 4. K/min, 250. C @ 30. min; Column length: 60. m; Column diameter: 0.25 mm; Tstart: 80. C

Lee's RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-1358.6Johnson, Urso, et al., 199730. m/0.2 mm/0.25 μm, 50. C @ 2. min, 5. K/min, 300. C @ 5. min

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Rogers and Siddiqui, 1975
Rogers, D.W.; Siddiqui, N.A., Heats of hydrogenation of large molecules. I. Esters of unsaturated fatty acids, J. Phys. Chem., 1975, 79, 574-577. [all data]

Keffler, 1937
Keffler, L.J.P., Homology and isomerism in long-chain compounds. I. A thermochemical study of the n-alkyl esters derived from the monoethylenic monocarboxylic acids in C18, J. Phys. Chem., 1937, 41, 715-721. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Keffler and McLean, 1935
Keffler, L.; McLean, J.H., Homology in long-chain compounds, I. Oleic acid and the n-alkul oleates, J. Soc. Chem. Ind., 1935, 178-185. [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]

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]

Golovnya, Uralets, et al., 1976
Golovnya, R.V.; Uralets, V.P.; Kuzmenko, T.E., Characterization of fatty acid methyl esters by gas chromatography on siloxane liquid phases, J. Chromatogr., 1976, 121, 1, 118-121, https://doi.org/10.1016/S0021-9673(00)82312-2 . [all data]

Johnson, Urso, et al., 1997
Johnson, C.I.; Urso, A.; Geleta, L., Broad spectrum analysis of municipal and industrial effluents discharged into the Peace, Athabasca and Slave river basins: characterization of effluent samples, 1994 - Volume 1 of 2, Northern River Basins Study Project Report No. 121, Norther River Basins Study, Edmonton, Alberta, 1997, 27. [all data]

Richmond and Pombo-Villar, 1997
Richmond, R.; Pombo-Villar, E., Short communication. Gas chromatography-mass spectrometry coupled with pseudo-Sadtler retention indices, for the identification of components in the essential oil of Curcuma longa L., J. Chromatogr. A, 1997, 760, 2, 303-308, https://doi.org/10.1016/S0021-9673(96)00802-3 . [all data]

Tret'yakov, 2007
Tret'yakov, K.V., Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2007. [all data]

Miyazawa and Okuno, 2003
Miyazawa, M.; Okuno, Y., Volatile components from the roots of Scrophularia ningpoensis Hemsl., Flavour Fragr. J., 2003, 18, 5, 398-400, https://doi.org/10.1002/ffj.1232 . [all data]


Notes

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