Octanoic acid, methyl ester

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Phase change data

Go To: Top, 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
Δvap13.5 ± 0.5kcal/molAVGN/AAverage of 6 values; Individual data points

Reduced pressure boiling point

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

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
12.7350.N/Avan Genderen, van Miltenburg, et al., 2002AC
12.6 ± 0.02363.N/Avan Genderen, van Miltenburg, et al., 2002AC
12.5362.A,ESTStephenson and Malanowski, 1987Based on data from 347. to 470. K. See also Rose and Schrodt, 1963.; AC
12.1388.N/ARose and Supina, 1961Based on data from 373. to 419. K. See also Boublik, Fried, et al., 1984.; AC
13.37293.VScott, Macmillan, et al., 1952ALS
13.2322.MG,OMScott, Macmillan, et al., 1952Based on data from 307. to 350. 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
373.5 to 418.94.365221703.997-76.233Rose 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:


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]

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, Phase change data, References