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Propanoic acid, ethyl 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, Kenneth Kroenlein director
BS - Robert L. Brown and Stephen E. Stein
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil372.2 ± 0.5KAVGN/AAverage of 22 out of 25 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus199.25KN/ATimmermans, 1934Uncertainty assigned by TRC = 0.4 K; TRC
Tfus200.24KN/ATimmermans, 1909Uncertainty assigned by TRC = 0.2 K; not clear that this was an independent measurement; TRC
Quantity Value Units Method Reference Comment
Tc548. ± 7.KAVGN/AAverage of 7 values; Individual data points
Quantity Value Units Method Reference Comment
Pc33.62barN/AYoung, 1910Uncertainty assigned by TRC = 0.8106 bar; TRC
Pc33.597barN/AYoung and Thomas, 1893Uncertainty assigned by TRC = 0.40 bar; TRC
Pc35.10barN/AHeilbron, 1891Uncertainty assigned by TRC = 2.0265 bar; TRC
Pc35.10barN/ANadezhdin, 1887Uncertainty assigned by TRC = 2.0265 bar; TRC
Quantity Value Units Method Reference Comment
rhoc2.903mol/lN/AYoung, 1910Uncertainty assigned by TRC = 0.098 mol/l; TRC
rhoc2.907mol/lN/AYoung and Thomas, 1893Uncertainty assigned by TRC = 0.04 mol/l; TRC
rhoc2.80mol/lN/AHeilbron, 1891Uncertainty assigned by TRC = 0.098 mol/l; TRC
rhoc2.80mol/lN/ANadezhdin, 1887Uncertainty assigned by TRC = 0.098 mol/l; TRC
Quantity Value Units Method Reference Comment
Deltavap39.0 ± 0.9kJ/molAVGN/AAverage of 8 values; Individual data points

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
33.88372.2N/AMajer and Svoboda, 1985 
36.7330.N/AHernández and Ortega, 1997Based on data from 315. - 420. K.; AC
34.4387.AStephenson and Malanowski, 1987Based on data from 372. - 538. K.; AC
38.2321.AStephenson and Malanowski, 1987Based on data from 306. - 372. K. See also Polák and Mertl, 1965 and Dykyj, 1972.; AC
38.2 ± 0.1313.CSvoboda, Uchytilová, et al., 1980AC
36.6 ± 0.1336.CSvoboda, Veselý, et al., 1977AC
36.0 ± 0.1344.CSvoboda, Veselý, et al., 1977AC
35.5 ± 0.1351.CSvoboda, Veselý, et al., 1977AC
34.5 ± 0.1363.CSvoboda, Veselý, et al., 1977AC

Enthalpy of vaporization

ΔvapH = A exp(-βTr) (1 − Tr)β
    ΔvapH = Enthalpy of vaporization (at saturation pressure) (kJ/mol)
    Tr = reduced temperature (T / Tc)

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Temperature (K) A (kJ/mol) beta Tc (K) Reference Comment
298. - 363.58.360.2978546.Majer and Svoboda, 1985 

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
306.93 - 371.464.145261274.735-64.218Polák and Mertl, 1965Coefficents 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.

Timmermans, 1934
Timmermans, J., Theory of Concentrated Solutions XII., Bull. Soc. Chim. Belg., 1934, 43, 626. [all data]

Timmermans, 1909
Timmermans, J., New Research on the Density of Liquids below Zero., Bull. Soc. Chim. Belg., 1909, 22, 427. [all data]

Young, 1910
Young, S., The Internal Heat of Vaporization constants of thirty pure substances, Sci. Proc. R. Dublin Soc., 1910, 12, 374. [all data]

Young and Thomas, 1893
Young, S.; Thomas, G.L., The vapour pressures, molecular volumes, and critical constants of ten of the lower esters, J. Chem. Soc., 1893, 63, 1191. [all data]

Heilbron, 1891
Heilbron, E., Summary of the Critical Data Up To Now on Liquids., Z. Phys. Chem., Stoechiom. Verwandtschaftsl., 1891, 1, 601-13. [all data]

Nadezhdin, 1887
Nadezhdin, A., Rep. Phys., 1887, 23, 708. [all data]

Majer and Svoboda, 1985
Majer, V.; Svoboda, V., Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]

Hernández and Ortega, 1997
Hernández, Pablo; Ortega, Juan, Vapor-Liquid Equilibria and Densities for Ethyl Esters (Ethanoate to Butanoate) and Alkan-2-ol (C 3 -C 4 ) at 101.32 kPa, J. Chem. Eng. Data, 1997, 42, 6, 1090-1100, https://doi.org/10.1021/je970077b . [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]

Polák and Mertl, 1965
Polák, J.; Mertl, I., Saturated vapour pressure of methyl acetate, ethyl acetate, n-propyl acetate, methyl propionate, and ethyl propionate, Collect. Czech. Chem. Commun., 1965, 30, 10, 3526-3528, https://doi.org/10.1135/cccc19653526 . [all data]

Dykyj, 1972
Dykyj, J., Petrochemia, 1972, 12, 1, 13. [all data]

Svoboda, Uchytilová, et al., 1980
Svoboda, Václav; Uchytilová, Vera; Majer, Vladimír; Pick, Jirí, Heats of vaporization of alkyl esters of formic, acetic and propionic acids, Collect. Czech. Chem. Commun., 1980, 45, 12, 3233-3240, https://doi.org/10.1135/cccc19803233 . [all data]

Svoboda, Veselý, et al., 1977
Svoboda, V.; Veselý, F.; Holub, R.; Pick, J., Heats of vaporization of alkyl acetates and propionates, Collect. Czech. Chem. Commun., 1977, 42, 3, 943-951, https://doi.org/10.1135/cccc19770943 . [all data]


Notes

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