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Octanoic acid, methyl ester

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Condensed phase thermochemistry data

Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Deltacliquid-5493.6 ± 0.4kJ/molCcbFreedman, Bagby, et al., 1989Corresponding «DELTA»fliquid = -620.5 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacliquid-5523.5 ± 0.8kJ/molCcbAdriaanse, Dekker, et al., 1965Corresponding «DELTA»fliquid = -590.6 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
314.23298.15Pintos, Bravo, et al., 1988DH

Phase change data

Go To: Top, Condensed phase thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), 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
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Tboil467.7KN/AAldrich Chemical Company Inc., 1990BS
Tboil466.1KN/AWeast and Grasselli, 1989BS
Tboil467.KN/AAmerican Tokyo Kasei, 1988BS
Tboil466.05KN/ALecat, 1943Uncertainty assigned by TRC = 0.35 K; TRC
Tboil466.1KN/AGartenmeister, 1886Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Tfus236.5KN/AAdriaanse, Dekker, et al., 1964Uncertainty assigned by TRC = 0.05 K; TRC
Quantity Value Units Method Reference Comment
Deltavap57. ± 2.kJ/molAVGN/AAverage of 6 values; Individual data points

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
356.20.020Weast and Grasselli, 1989BS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
53.3350.N/Avan Genderen, van Miltenburg, et al., 2002AC
52.6 ± 0.1363.N/Avan Genderen, van Miltenburg, et al., 2002AC
52.4362.A,ESTStephenson and Malanowski, 1987Based on data from 347. - 470. K. See also Rose and Schrodt, 1963.; AC
50.8388.N/ARose and Supina, 1961Based on data from 373. - 419. K. See also Boublik, Fried, et al., 1984.; AC
55.94293.VScott, Macmillan, et al., 1952ALS
55.2322.MG,OMScott, Macmillan, et al., 1952Based on data from 307. - 350. K.; AC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
373.5 - 418.94.370931703.997-76.233Rose and Supina, 1961Coefficents calculated by NIST from author's data.

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


IR Spectrum

Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), References, Notes

Data compiled by: Coblentz Society, Inc.

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


Mass spectrum (electron ionization)

Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, 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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Mass spectrum
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Additional Data

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
NIST MS number 21756

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References

Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Notes

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

Freedman, Bagby, et al., 1989
Freedman, B.; Bagby, M.O.; Khoury, H., Correlation of heats of combustion with empirical formulas for fatty alcohols, J. Am. Oil Chem. Soc., 1989, 66, 595-596. [all data]

Adriaanse, Dekker, et al., 1965
Adriaanse, N.; Dekker, H.; Coops, J., Heats of combustion of normal saturated fatty acids and their methyl esters, Rec. Trav. Chim. Pays/Bas, 1965, 84, 393-407. [all data]

Pintos, Bravo, et al., 1988
Pintos, M.; Bravo, R.; Baluja, M.C.; Paz Andrade, M.I.; Roux-Desgranges, G.; Grolier, J.-P.E., Can. J. Chem., 1988, 1179. [all data]

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]

American Tokyo Kasei, 1988
American Tokyo Kasei, TCI American Organic Chemical 88/89 Catalog, American Tokyo Kasei, Portland, OR, 1988, 1610. [all data]

Lecat, 1943
Lecat, M., Azeotropes of Ethyl Urethane and other Azeotropes, C. R. Hebd. Seances Acad. Sci., 1943, 217, 273. [all data]

Gartenmeister, 1886
Gartenmeister, R., Investigation of the physical characterstics of liquid compounds: vi boiling point and specific volume of normal fatty acid esters, Justus Liebigs Ann. Chem., 1886, 233, 249-315. [all data]

Adriaanse, Dekker, et al., 1964
Adriaanse, N.; Dekker, H.; Coops, J., Some Physical Constants of Normal, Saturated Fatty Acids and Their Methyl Esters, Recl. Trav. Chim. Pays-Bas, 1964, 83, 557. [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]

Rose and Supina, 1961
Rose, Arthur; Supina, W.R., Vapor Pressure and Vapor-Liquid Equilibrium Data for Methyl Esters of the Common Saturated Normal Fatty Acids., J. Chem. Eng. Data, 1961, 6, 2, 173-179, https://doi.org/10.1021/je60010a003 . [all data]

Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E., The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]

Scott, Macmillan, et al., 1952
Scott, T.A., Jr.; Macmillan, D.; Melvin, E.H., Vapor pressures and distillation of methyl esters of some fatty acids, Ind. Eng. Chem., 1952, 44, 172-175. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), References