Phenol, 2-(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
Tboil487. ± 2.KAVGN/AAverage of 9 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus290.00KN/ABertholon, 1967Uncertainty assigned by TRC = 0.2 K; TRC
Tfus288.65KN/AKarr, 1957Uncertainty assigned by TRC = 2. K; TRC
Tfus288.65KN/Avon Terres, Gebert, et al., 1955Uncertainty assigned by TRC = 2. K; TRC
Tfus288.65KN/AStull, 1947Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Δvap17.45kcal/molCBertholon, Giray, et al., 1971see Bertholon, 1967, 2; ALS
Δvap16.4kcal/molN/ABertholon, Giray, et al., 1971DRB

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
15.2390.EBNesterova, Nazmutdinov, et al., 1990Based on data from 375. to 493. K.; AC
13.2385.AStephenson and Malanowski, 1987Based on data from 370. to 489. K.; AC
13.4390.N/ATsvetkov, Nazmutdinov, et al., 1986Based on data from 375. to 493. K.; AC
13.7350.N/AStull, 1947, 2Based on data from 335. to 501. 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
369.8 to 487.75.658422657.919-17.436von Terres, Gebert, et al., 1955, 2Coefficents 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, 2-(1-methylethyl)-

By formula: C9H11O- + H+ = C9H12O

Quantity Value Units Method Reference Comment
Δr347.5 ± 2.2kcal/molG+TSFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale; B
Quantity Value Units Method Reference Comment
Δr340.0 ± 2.0kcal/molIMREFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale; B

Phenol + Phenol, 2,4-bis(1-methylethyl)- = Phenol, 2-(1-methylethyl)- + p-Cumenol

By formula: C6H6O + C12H18O = C9H12O + C9H12O

Quantity Value Units Method Reference Comment
Δr-0.2 ± 0.24kcal/molEqkNesterova, Pimerzin, et al., 1989liquid phase; Isomerization; ALS
Δr-0.16 ± 0.24kcal/molEqkNesterova, Pilyshchikov, et al., 1983liquid phase; GC; ALS

Phenol, 2,4,6-tris(1-methylethyl)- + Phenol, 2-(1-methylethyl)- = Propofol + Phenol, 2,4-bis(1-methylethyl)-

By formula: C15H24O + C9H12O = C12H18O + C12H18O

Quantity Value Units Method Reference Comment
Δr0.0 ± 0.20kcal/molEqkNesterova, Pilyshchikov, et al., 1983liquid phase; CG; ALS

Phenol, 2-(1-methylethyl)- = p-Cumenol

By formula: C9H12O = C9H12O

Quantity Value Units Method Reference Comment
Δr-1.90 ± 0.050kcal/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, 2-(1-methylethyl)-

By formula: C9H11O- + H+ = C9H12O

Quantity Value Units Method Reference Comment
Δr347.5 ± 2.2kcal/molG+TSFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale
Quantity Value Units Method Reference Comment
Δr340.0 ± 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, 1967
Bertholon, G., Physicochemical study of the phenols. VI. Physicochemical study of three isomeric isopropylphenols., Bull. Soc. Chim. Fr., 1967, No. 8, 2977. [all data]

Karr, 1957
Karr, C., , U. S. Bur. Mines, Inform. Circ. IC 7802, 1957. [all data]

von Terres, Gebert, et al., 1955
von Terres, E.; Gebert, F.; Hulsemann, H.; Petereit, H.; Toepsch, H.; Ruppert, W., Brennst.-Chem., 1955, 36, 272. [all data]

Stull, 1947
Stull, D.R., Organic compounds, Ind. Eng. Chem., 1947, 39, 517. [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]

Bertholon, 1967, 2
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]

Nesterova, Nazmutdinov, et al., 1990
Nesterova, T.N.; Nazmutdinov, A.G.; Tsvetkov, V.S.; Rozhnov, A.M.; Roshchupkina, I. Yu, Vapour pressures and enthalpies of vaporization of alkylphenols, The Journal of Chemical Thermodynamics, 1990, 22, 4, 365-377, https://doi.org/10.1016/0021-9614(90)90122-7 . [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]

Tsvetkov, Nazmutdinov, et al., 1986
Tsvetkov, V.S.; Nazmutdinov, A.G.; Sharonov, K.S.; Rozhnov, A.M., Termodin. Org. Soedin., 1986, 71. [all data]

Stull, 1947, 2
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]

von Terres, Gebert, et al., 1955, 2
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]

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, Pimerzin, et al., 1989
Nesterova, T.N.; Pimerzin, A.A.; Rozhnov, A.M.; Karlina, T.N., Equilibria for the isomerization of (secondary-alkyl)phenols and cyclohexylphenols, J. Chem. Thermodyn., 1989, 21, 385-395. [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