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Benzene, ethoxy-

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Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, 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
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Deltafgas-24.28 ± 0.28kcal/molCcbFenwick, Harrop, et al., 1975Author was aware that data differs from previously reported values; ALS
Deltafgas-29.8kcal/molCcbGray and Williams, 1959Private communication; ALS
Deltafgas-25.91kcal/molN/ABadoche, 1941Value computed using «DELTA»fHliquid° value of -159.4 kj/mol from Badoche, 1941 and «DELTA»vapH° value of 51.0 kj/mol from Fenwick, Harrop, et al., 1975.; DRB

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 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
Deltafliquid-36.48 ± 0.28kcal/molCcbFenwick, Harrop, et al., 1975Author was aware that data differs from previously reported values; ALS
Deltafliquid-38.10kcal/molCcbBadoche, 1941Author's hf298-condensed=-41.22 kcal/mol; ALS
Quantity Value Units Method Reference Comment
Deltacliquid-1057.50kcal/molCcbFenwick, Harrop, et al., 1975Author was aware that data differs from previously reported values; Corresponding «DELTA»fliquid = -36.482 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacliquid-1055.89kcal/molCcbBadoche, 1941Author's hf298-condensed=-41.22 kcal/mol; Corresponding «DELTA»fliquid = -38.09 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS

Constant pressure heat capacity of liquid

Cp,liquid (cal/mol*K) Temperature (K) Reference Comment
54.61298.15Fenwick, Harrop, et al., 1975, 2DH

Phase change data

Go To: Top, Gas phase thermochemistry data, 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
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Tboil443.4 ± 0.4KAVGN/AAverage of 11 out of 12 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus243.63KN/ADreisbach and Martin, 1949Uncertainty assigned by TRC = 0.05 K; TRC
Tfus243.68KN/AOlson, Hipsher, et al., 1947Uncertainty assigned by TRC = 0.3 K; TRC
Tfus243.48KN/ABoord, Greenlee, et al., 1945Uncertainty assigned by TRC = 0.3 K; TRC
Tfus242.95KN/ATimmermans, 1921Uncertainty assigned by TRC = 0.3 K; TRC
Quantity Value Units Method Reference Comment
Tc647.0KN/AGuye and Mallet, 1902Uncertainty assigned by TRC = 2. K; TRC
Tc647.15KN/AGuye and Mallet, 1902, 2Uncertainty assigned by TRC = 2.5 K; accompanied by some decomposition; TRC
Quantity Value Units Method Reference Comment
Pc33.75atmN/AGuye and Mallet, 1902Uncertainty assigned by TRC = 0.8000 atm; TRC
Pc33.9000atmN/AGuye and Mallet, 1902, 2Uncertainty assigned by TRC = 0.99995 atm; TRC
Pc33.7000atmN/AGuye and Mallet, 1902, 2Uncertainty assigned by TRC = 0.99995 atm; TRC
Quantity Value Units Method Reference Comment
Deltavap12.20kcal/molN/AMajer and Svoboda, 1985 
Deltavap12.1kcal/molN/AAmbrose, Ellender, et al., 1976Based on data from 390. - 454. K.; AC
Deltavap12.20 ± 0.029kcal/molCFenwick, Harrop, et al., 1975Author was aware that data differs from previously reported values; ALS
Deltavap12.2kcal/molN/AFenwick, Harrop, et al., 1975DRB
Deltavap12.2 ± 0.02kcal/molCFenwick, Harrop, et al., 1975AC

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
333.20.01Weast and Grasselli, 1989BS

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
10.6405.AStephenson and Malanowski, 1987Based on data from 390. - 454. K. See also Ambrose, Ellender, et al., 1976.; AC
9.73443.N/AAmbrose, Ellender, et al., 1976Based on data from 390. - 454. K.; AC
10.5415.N/ACollerson, Counsell, et al., 1965Based on data from 400. - 454. K. See also Boublik, Fried, et al., 1984.; AC

Antoine Equation Parameters

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

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Temperature (K) A B C Reference
390.58 - 453.84.13901507.267-78.793Collerson, Counsell, et al., 1965, 2

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, Gas phase thermochemistry data, 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, Gas phase thermochemistry data, 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.
Origin NIST Mass Spectrometry Data Center, 1992
NIST MS number 125421

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


References

Go To: Top, Gas phase thermochemistry data, 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.

Fenwick, Harrop, et al., 1975
Fenwick, J.O.; Harrop, D.; Head, A.J., Thermodynamic properties of organic oxygen compounds. 41. Enthalpies of formation of eight ethers, J. Chem. Thermodyn., 1975, 7, 943-954. [all data]

Gray and Williams, 1959
Gray, P.; Williams, A., Chemistry of free radicals containing oxygen. Part 3.- Thermochemistry and reactivity of the higher alkoxyl radicals RO·, Trans. Faraday Soc., 1959, 55, 760-777. [all data]

Badoche, 1941
Badoche, M., No 19. - Chaleurs de combustion du phenol, du-m-cresol et del leurs ethers; par M. Marius BADOCHE., Bull. Soc. Chim. Fr., 1941, 8, 212-220. [all data]

Fenwick, Harrop, et al., 1975, 2
Fenwick, J.O.; Harrop, D.; Head, A.J., Thermodynamic properties of organic oxygen compounds. 41. Enthalpies of formation of eight ethers, J. Chem. Thermodynam., 1975, 7, 944-954. [all data]

Dreisbach and Martin, 1949
Dreisbach, R.R.; Martin, R.A., Physical Data on Some Organic Compounds, Ind. Eng. Chem., 1949, 41, 2875-8. [all data]

Olson, Hipsher, et al., 1947
Olson, W.T.; Hipsher, H.F.; Buess, C.M.; Goodman, I.A.; Hart, I.; Lamneck, J.H.; Gibbons, L.C., The Synthesis and Purification of Ethers, J. Am. Chem. Soc., 1947, 69, 2451-4. [all data]

Boord, Greenlee, et al., 1945
Boord, C.E.; Greenlee, K.W.; Perilstein, W.L., , Am. Pet. Inst. Res. Proj. 45, Seventh Annu. Rep., Ohio State Univ., June 30, 1945. [all data]

Timmermans, 1921
Timmermans, J., The Freezing Points of Organic Substances IV. New Exp. Determinations, Bull. Soc. Chim. Belg., 1921, 30, 62. [all data]

Guye and Mallet, 1902
Guye, P.A.; Mallet, E., Critical Constant and Molecular Complexity of Several Organic Compds., C. R. Hebd. Seances Acad. Sci., 1902, 133, 168. [all data]

Guye and Mallet, 1902, 2
Guye, P.A.; Mallet, E., Measurement of Critical Constants, Arch. Sci. Phys. Nat., 1902, 13, 274-296. [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]

Ambrose, Ellender, et al., 1976
Ambrose, D.; Ellender, J.H.; Sprake, C.H.S.; Townsend, R., Thermodynamic properties of organic oxygen compounds XLIII. Vapour pressures of some ethers, The Journal of Chemical Thermodynamics, 1976, 8, 2, 165-178, https://doi.org/10.1016/0021-9614(76)90090-2 . [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]

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]

Collerson, Counsell, et al., 1965
Collerson, R.R.; Counsell, J.F.; Handley, R.; Martin, J.F.; Sprake, C.H.S., 677. Thermodynamic properties of organic oxygen compounds. Part XV. Purification and vapour pressures of some ketones and ethers, J. Chem. Soc., 1965, 3697, https://doi.org/10.1039/jr9650003697 . [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]

Collerson, Counsell, et al., 1965, 2
Collerson, R.R.; Counsell, J.F.; Handley, R.; Martin, J.F.; Sprake, C.H.S., Thermodynamic Properties of Organic Oxygen Compounds. Part XV. Purification and Vapour Pressures of Some Ketones and Ethers, J. Chem. Soc., 1965, 3697-3700, https://doi.org/10.1039/jr9650003697 . [all data]


Notes

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