Phenol, 3-(1-methylethyl)-

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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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil500. ± 3.KAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus299.1 ± 0.2KAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Δvap17.45kcal/molCBertholon, Giray, et al., 1971see Bertholon, 1967; ALS
Δvap16.6kcal/molN/ABertholon, Giray, et al., 1971DRB

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
15.4392.AStephenson and Malanowski, 1987Based on data from 377. to 497. K.; 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
335. to 501.5.171672406.573-36.231Stull, 1947Coefficents calculated by NIST from author's data.

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:


Reaction 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:
B - John E. Bartmess
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

C9H11O- + Hydrogen cation = Phenol, 3-(1-methylethyl)-

By formula: C9H11O- + H+ = C9H12O

Quantity Value Units Method Reference Comment
Δr349.0 ± 2.1kcal/molG+TSFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale; B
Quantity Value Units Method Reference Comment
Δr342.2 ± 2.0kcal/molIMREFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale; B

p-Cumenol = Phenol, 3-(1-methylethyl)-

By formula: C9H12O = C9H12O

Quantity Value Units Method Reference Comment
Δr-0.339 ± 0.069kcal/molEqkNesterova, Pilyshchikov, et al., 1983liquid phase; GC; ALS

Gas phase ion energetics 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 by: John E. Bartmess

View reactions leading to C9H12O+ (ion structure unspecified)

De-protonation reactions

C9H11O- + Hydrogen cation = Phenol, 3-(1-methylethyl)-

By formula: C9H11O- + H+ = C9H12O

Quantity Value Units Method Reference Comment
Δr349.0 ± 2.1kcal/molG+TSFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale
Quantity Value Units Method Reference Comment
Δr342.2 ± 2.0kcal/molIMREFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale

References

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Notes

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

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]

Bertholon, 1967
Bertholon, G., No. 534. - Etude physicochimique des phonols. VI. - Etude physicochimique des trois isopropylphenols isomeres, Bull. Soc. Chim. France, 1967, 8, 2977-2982. [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]

Fujio, McIver, et al., 1981
Fujio, M.; McIver, R.T., Jr.; Taft, R.W., Effects on the acidities of phenols from specific substituent-solvent interactions. Inherent substituent parameters from gas phase acidities, J. Am. Chem. Soc., 1981, 103, 4017. [all data]

Nesterova, Pilyshchikov, et al., 1983
Nesterova, T.N.; Pilyshchikov, V.A.; Rozhnov, A.M., Chemical Equilibrium in the system isopropylphenols-phenol, J. Appl. Chem. USSR, 1983, 56, 1257-1261. [all data]


Notes

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, References