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Phenol, 4-amino-

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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, Chris Muzny, director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tfus459.5KN/ABret-Dibat and Lichanot, 1989Uncertainty assigned by TRC = 0.5 K; TRC
Tfus457.KN/AKemula, Buchowski, et al., 1968Uncertainty assigned by TRC = 0.2 K; TRC
Tfus465.KN/ADunn, 1954Uncertainty assigned by TRC = 2. K; TRC
Tfus462.5KN/ADunn, 1954Uncertainty assigned by TRC = 1. K; TRC
Tfus463.4KN/ADunn, 1954Uncertainty assigned by TRC = 1. K; TRC
Quantity Value Units Method Reference Comment
Deltasub24.77 ± 0.16kcal/molCSabbah and Gouali, 1996Author was aware that data differs from previously reported values; ALS
Deltasub24.8 ± 0.2kcal/molCSabbah and Gouali, 1996AC
Deltasub26.08 ± 0.33kcal/molCNunez, Barral, et al., 1986ALS
Deltasub26.08 ± 0.33kcal/molCNunez, Barral, et al., 1986AC

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
403.3 - 458.5-0.1564136.675-361.969Dunn, 1954, 2Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

DeltasubH (kcal/mol) Temperature (K) Method Reference Comment
24.2 ± 0.2335.CSabbah and Gouali, 1996AC
26.53438.N/AStephenson and Malanowski, 1987Based on data from 423. - 459. K.; AC
22.0417.IDunn, 1954, 2Based on data from 403. - 430. K. See also Jones, 1960.; AC

Enthalpy of fusion

DeltafusH (kcal/mol) Temperature (K) Reference Comment
5.69455.2Rotich, Glass, et al., 2001AC
7.46459.5Domalski and Hearing, 1996See also Bret-Dibat and Lichanot, 1989, 2.; AC
6.21462.5Domalski and Hearing, 1996See also Sabbah and Gouali, 1996.; AC

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.

Bret-Dibat and Lichanot, 1989
Bret-Dibat, P.; Lichanot, A., Proprietes thermodynamiques des isomeres de position de benzenes disubstitues en phase condensee, Thermochim. Acta, 1989, 147, 2, 261, https://doi.org/10.1016/0040-6031(89)85181-0 . [all data]

Kemula, Buchowski, et al., 1968
Kemula, W.; Buchowski, H.; Pawlowski, W., Effect of the position of substituents in an aromatic ring on R(f) and partition coefficients: II. aromatic amines, Rocz. Chem., 1968, 42, 1951. [all data]

Dunn, 1954
Dunn, S.A., Some physical properties of p-aminophenol, J. Am. Chem. Soc., 1954, 76, 6191. [all data]

Sabbah and Gouali, 1996
Sabbah, R.; Gouali, M., Energetique des liaisons inter et intramoleculaires dans les trois isomeres de l'aminophenol, Can. J. Chem., 1996, 74, 500-507. [all data]

Nunez, Barral, et al., 1986
Nunez, L.; Barral, L.; Largo, S.G.; Pilcher, G., Enthalpies of combustion of the three aminophenols, J. Chem. Thermodyn., 1986, 18, 575-579. [all data]

Dunn, 1954, 2
Dunn, S.A., Some Physical Properties of p-Aminophenol, J. Am. Chem. Soc., 1954, 76, 23, 6191-6192, https://doi.org/10.1021/ja01652a096 . [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]

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]

Rotich, Glass, et al., 2001
Rotich, M.K.; Glass, B.D.; Brown, M.E., Journal of Thermal Analysis and Calorimetry, 2001, 64, 2, 681-688, https://doi.org/10.1023/A:1011584125859 . [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]

Bret-Dibat and Lichanot, 1989, 2
Bret-Dibat, P.; Lichanot, A., Thermodynamic properties of positional isomers of disubstituted benzene in condensed phase, Thermochim. Acta, 1989, 147(2), 261-271. [all data]


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