Phenol, 2,4-dimethyl-

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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, Chris Muzny director
DH - Eugene S. Domalski and Elizabeth D. Hearing
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
Tboil484. ± 1.KAVGN/AAverage of 9 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus298. ± 3.KAVGN/AAverage of 13 values; Individual data points
Quantity Value Units Method Reference Comment
Tc707.55KN/AAmbrose, 1963Uncertainty assigned by TRC = 0.3 K; TRC
Tc818.15KN/AGlaser and Ruland, 1957Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Pc100.000atmN/AGlaser and Ruland, 1957Uncertainty assigned by TRC = 0.005 atm; TRC
Quantity Value Units Method Reference Comment
Δvap15.53kcal/molN/AMajer and Svoboda, 1985 
Δvap15.4kcal/molCGCChickos, Hosseini, et al., 1995Based on data from 393. to 433. K.; AC
Δvap15.74 ± 0.05kcal/molVAndon, Biddiscombe, et al., 1960ALS
Δvap15.7kcal/molN/AAndon, Biddiscombe, et al., 1960DRB
Δvap11.60kcal/molCGlaser and Ruland, 1957ALS

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
485.21.01Aldrich Chemical Company Inc., 1990BS

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
15.8297.AStephenson and Malanowski, 1987Based on data from 282. to 318. K.; AC
12.4444.A,GS,EBStephenson and Malanowski, 1987Based on data from 429. to 486. K. See also Andon, Biddiscombe, et al., 1960, 2.; AC
15.8 ± 0.05282. to 318.GSAndon, Biddiscombe, et al., 1960, 2See also Cox and Pilcher, 1970.; AC
15.8 ± 0.05282. to 318.GSAndon, Biddiscombe, et al., 1960, 2See also Cox and Pilcher, 1970.; 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 Comment
417.53 to 485.474.185961595.54-102.913Andon, Biddiscombe, et al., 1960Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
14.7 ± 0.2310.VWolf and Weghofer, 1938ALS

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Method Reference Comment
3.050297.3DSCJamróz, Palczewska-Tulinska, et al., 1998AC

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

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

Ambrose, 1963
Ambrose, D., Critical Temperatures of Some Phenols and Other Organic Compounds, Trans. Faraday Soc., 1963, 59, 1988. [all data]

Glaser and Ruland, 1957
Glaser, F.; Ruland, H., Untersuchungsen über dampfdruckkurven und kritische daten einiger technisch wichtiger organischer substanzen, Chem. Ing. Techn., 1957, 29, 772. [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]

Chickos, Hosseini, et al., 1995
Chickos, James S.; Hosseini, Sarah; Hesse, Donald G., Determination of vaporization enthalpies of simple organic molecules by correlations of changes in gas chromatographic net retention times, Thermochimica Acta, 1995, 249, 41-62, https://doi.org/10.1016/0040-6031(95)90670-3 . [all data]

Andon, Biddiscombe, et al., 1960
Andon, R.J.L.; Biddiscombe, D.P.; Cox, J.D.; Handley, R.; Harrop, D.; Herington, E.F.G.; Martin, J.F., Thermodynamic properties of organic oxygen compounds. Part I. Preparation and physical properties of pure phenol, cresols, and xylenols, J. Chem. Soc., 1960, 5246-5254. [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]

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]

Andon, Biddiscombe, et al., 1960, 2
Andon, R.J.L.; Biddiscombe, D.P.; Cox, J.D.; Handley, R.; Harrop, D.; Herington, E.F.G.; Martin, J.F., 1009. Thermodynamic properties of organic oxygen compounds. Part I. Preparation and physical properties of pure phenol, cresols, and xylenols, J. Chem. Soc., 1960, 5246, https://doi.org/10.1039/jr9600005246 . [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]

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

Jamróz, Palczewska-Tulinska, et al., 1998
Jamróz, Malgorzata E.; Palczewska-Tulinska, Marcela; Wyrzykowska-Stankiewicz, Danuta; Szafranski, Andrzej M.; Polaczek, Jerzy; Dobrowolski, Jan Cz.; Jamróz, Michal H.; Mazurek, Aleksander P., The urea--phenol(s) systems, Fluid Phase Equilibria, 1998, 152, 2, 307-326, https://doi.org/10.1016/S0378-3812(98)90206-0 . [all data]


Notes

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