Home Symbol which looks like a small house Up Solid circle with an upward pointer in it


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, Kenneth Kroenlein 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.
DH - Eugene S. Domalski and Elizabeth D. Hearing
CAL - James S. Chickos, William E. Acree, Jr., Joel F. Liebman, Students of Chem 202 (Introduction to the Literature of Chemistry), University of Missouri -- St. Louis

Quantity Value Units Method Reference Comment
Tboil555.2KN/AAldrich Chemical Company Inc., 1990BS
Tboil548.KN/ABuckingham and Donaghy, 1982BS
Quantity Value Units Method Reference Comment
Tfus331.20KN/ADonnelly, Drewes, et al., 1990Uncertainty assigned by TRC = 0.2 K; TRC
Tfus329.KN/ABuckingham and Donaghy, 1982BS
Tfus330.KN/AGilman and Esmay, 1953Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Ttriple330.6KN/AGeidarov, Karasharli, et al., 1977Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Deltasub88.5 ± 0.9kJ/molGSVerevkin, 1998AC
Deltasub104.3kJ/molCBertholon, Giray, et al., 1971ALS
Deltasub105.0kJ/molN/ABertholon, Giray, et al., 1971DRB

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
418.20.019Weast and Grasselli, 1989BS
418.0.019Buckingham and Donaghy, 1982BS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
94.2449.AStephenson and Malanowski, 1987Based on data from 434. - 547. K.; AC

Antoine Equation Parameters

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

View plot Requires a JavaScript / HTML 5 canvas capable browser.

Temperature (K) A B C Reference Comment
435.1 - 548.2.11107540.999-297.156von Terres, Gebert, et al., 1955Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

DeltasubH (kJ/mol) Temperature (K) Method Reference Comment
87.6 ± 0.9314.GSVerevkin, 1998Based on data from 301. - 328. K.; AC
82.9303.N/AStephenson and Malanowski, 1987Based on data from 292. - 314. K. See also Aihara, 1960.; AC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Method Reference Comment
16.213330.6N/AGeidarov, Dzhafarov, et al., 1973DH
16.213330.60N/AGeidarov, Karasharli, et al., 1977, 2DH
15.48333.7DSCVerevkin, 1998AC
16.21330.6N/AGeidarov, Dzhafarov, et al., 1973AC

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
49.04330.6Geidarov, Dzhafarov, et al., 1973DH
49.04330.60Geidarov, Karasharli, et al., 1977, 2DH
49.03330.6Geidarov, Dzhafarov, et al., 1973CAL

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:


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]

Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M., Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [all data]

Donnelly, Drewes, et al., 1990
Donnelly, J.R.; Drewes, L.A.; Johnson, R.L.; Munslow, W.D.; Knapp, K.K.; Sovocool, G.W., Purity and heat of fusion data for environmental standards as determined by differential scanning calorimetry, Thermochim. Acta, 1990, 167, 2, 155, https://doi.org/10.1016/0040-6031(90)80476-F . [all data]

Gilman and Esmay, 1953
Gilman, H.; Esmay, E.L., The Cleavage of Heterocycles with Raney Nickel and with Lithium, J. Am. Chem. Soc., 1953, 75, 2947. [all data]

Geidarov, Karasharli, et al., 1977
Geidarov, K.I.; Karasharli, K.A.; Dzhafarov, O.I., Analysis of the results of the thermodynamic investigation of diphenyl devivatives, Azerb. Khim. Zh., 1977, 1977, 112-5. [all data]

Verevkin, 1998
Verevkin, Sergey P., Thermochemistry of phenols: experimental standard molar enthalpies of formation of 2-phenylphenol, 4-phenylphenol, 2,6-diphenylphenol, and 2,2´- and 4,4´-dihydroxybiphenyl, The Journal of Chemical Thermodynamics, 1998, 30, 3, 389-396, https://doi.org/10.1006/jcht.1997.0316 . [all data]

Bertholon, Giray, et al., 1971
Bertholon, G.; Giray, M.; Perrin, R.; Vincent-Falquet-Berny, M.F., No. 532. - Etude physicochimique des phenols. OX. - Ethanlpies de combustion et energies de resonance des alcoyl et aryphenols, Bull. Soc. Chim. France, 1971, 3180-3187. [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]

von Terres, Gebert, et al., 1955
von Terres, E.; Gebert, F.; Hulsemann, H.; Petereit, H.; Toepsch, H.; Ruppert, W., Zur Kenntnis der physikalisch-chemischen Grundlagen der Gewinnung und Zerlegung der Phenolfraktionen von Steinkohlenteer und Braunkohlenschwelteer. IV. Mitteilung Die Dampfdrucke von Phenol und Phenolderivaten, Brennst.-Chem., 1955, 36, 272-274. [all data]

Aihara, 1960
Aihara, Ariyuki, Estimation of the Energy of Hydrogen Bonds Formed in Crystals. II. Phenols, Bull. Chem. Soc. Jpn., 1960, 33, 2, 194-200, https://doi.org/10.1246/bcsj.33.194 . [all data]

Geidarov, Dzhafarov, et al., 1973
Geidarov, Kh.I.; Dzhafarov, O.I.; Karasharli, K.A.; Kostryukov, V.N., Thermodynamics of o-hydroxybiphenyl at low temperatures, Zhur. Fiz. Khim., 1973, 47, 275. [all data]

Geidarov, Karasharli, et al., 1977, 2
Geidarov, Kh.I.; Karasharli, K.A.; Dzhafarov, O.I., Analysis of the results of the thermodynamic investigation of diphenyl derivatives, Azerb. Khim. Zhur., 1977, (5), 112-115. [all data]


Go To: Top, Phase change data, References