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p-Nitroaniline

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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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director
AC - William E. Acree, Jr., James S. Chickos
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
Tfus420. ± 5.KAVGN/AAverage of 8 values; Individual data points
Quantity Value Units Method Reference Comment
Deltasub101. ± 1.kJ/molAVGN/AAverage of 8 values; Individual data points

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
533.20.133Aldrich Chemical Company Inc., 1990BS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
77.9488.AStephenson and Malanowski, 1987Based on data from 473. - 538. K.; AC
70.0430.N/AStull, 1947Based on data from 415. - 609. 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
415.6 - 609.6.951164591.88852.016Stull, 1947Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

DeltasubH (kJ/mol) Temperature (K) Method Reference Comment
109.3333.MEHoyer and Peperle, 1958Based on data from 303. - 363. K. See also Cox and Pilcher, 1970.; AC
109.2 ± 4.2303.VHoyer and Peperle, 1958, 2Reanalyzed by Pedley, Naylor, et al., 1986, Original value = 107. kJ/mol; ALS
97.5 ± 1.7356.MEMajury, 1956Based on data from 346. - 366. K.; AC
98.7 ± 2.5361.TEWolf and Weghofer, 1938See also Jones, 1960.; AC
99. ± 3.361.VWolf and Weghofer, 1938, 2ALS
103.3 ± 1.7362.N/AWolf and Trieschmann, 1934Based on data from 357. - 367. K.; AC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
21.09420.2Domalski and Hearing, 1996AC
21.150420.65Booss and Hauschildt, 1972DH
21.090420.7Andrews, Lynn, et al., 1926DH

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
50.3420.65Booss and Hauschildt, 1972DH
50.1420.7Andrews, Lynn, et al., 1926DH

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]

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]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Hoyer and Peperle, 1958
Hoyer, H.; Peperle, W., Z. Elektrochem., 1958, 62, 61. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press Inc., London, 1970, 643. [all data]

Hoyer and Peperle, 1958, 2
Hoyer, H.; Peperle, W., Dampfdrunkmessungen an organischen substanzen und ihre sublimationswarmen, Z. Electrochem., 1958, 62, 61-66. [all data]

Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P., Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]

Majury, 1956
Majury, T.G., Chem. Ind., 1956, 17, 349. [all data]

Wolf and Weghofer, 1938
Wolf, K.L.; Weghofer, H.Z., Z. Phys. Chem. Abt. B, 1938, 39, 194. [all data]

Jones, 1960
Jones, A.H., Sublimation Pressure Data for Organic Compounds., J. Chem. Eng. Data, 1960, 5, 2, 196-200, https://doi.org/10.1021/je60006a019 . [all data]

Wolf and Weghofer, 1938, 2
Wolf, K.L.; Weghofer, H., Uber sublimationswarmen, Z. Phys. Chem., 1938, 39, 194-208. [all data]

Wolf and Trieschmann, 1934
Wolf, K.L.; Trieschmann, H.G., Z. Phys. Chem. Abt. B, 1934, 27, 376. [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]

Booss and Hauschildt, 1972
Booss, H.J.; Hauschildt, K.R., Die Schmelzenthalpie des Benzils und 4-Nitrophenols, Z. Anal. Chem., 1972, 261(1), 32. [all data]

Andrews, Lynn, et al., 1926
Andrews, D.H.; Lynn, G.; Johnston, J., The heat capacities and heat of crystallization of some isomeric aromatic compounds, J. Am. Chem. Soc., 1926, 48, 1274-1287. [all data]


Notes

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