Phenol, m-tert-butyl-

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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:
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
Δvap17.0 ± 0.2kcal/molGSVerevkin, 1999Based on data from 320. to 348. K.; AC
Quantity Value Units Method Reference Comment
Δsub21.2 ± 0.1kcal/molCRibeiro da Silva, Matos, et al., 1999AC
Δsub20.6 ± 0.1kcal/molGSVerevkin, 1999Based on data from 278. to 319. K.; AC
Δsub22.00kcal/molCBertholon, Giray, et al., 1971ALS
Δsub22.9kcal/molN/ABertholon, Giray, et al., 1971DRB

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
16.5 ± 0.2334.GSVerevkin, 1999Based on data from 320. to 348. K.; AC
14.9406.AStephenson and Malanowski, 1987Based on data from 391. to 524. K.; AC
13.5398.N/AStage, Müller, et al., 1953Based on data from 391. to 524. K.; AC
13.0423.N/AStage, Müller, et al., 1953Based on data from 391. to 524. K.; AC
11.9473.N/AStage, Müller, et al., 1953Based on data from 391. to 524. K.; AC

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
16.9281.AStephenson and Malanowski, 1987Based on data from 266. to 299. K.; AC

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 as indicated in comments:
B - John E. Bartmess
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard

Ionization energy determinations

IE (eV) Method Reference Comment
8.40PECetinkaya, Lappert, et al., 1983Vertical value; LBLHLM

De-protonation reactions

C10H13O- + Hydrogen cation = Phenol, m-tert-butyl-

By formula: C10H13O- + H+ = C10H14O

Quantity Value Units Method Reference Comment
Δr348.5 ± 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
Δr341.7 ± 2.0kcal/molIMREFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale; B

Gas Chromatography

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Van Den Dool and Kratz RI, non-polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryVF-5MS1294.7Mjøs, Meier, et al., 200650. m/0.25 mm/0.25 μm, He; Program: 60C(2min) => 30C/min => 100C => 1C/min =>
CapillaryVF-5MS1294.8Mjøs, Meier, et al., 200650. m/0.25 mm/0.25 μm, He; Program: 60C(2min) => 30C/min => 100C => 2C/min =>
CapillaryVF-5MS1296.7Mjøs, Meier, et al., 200650. m/0.25 mm/0.25 μm, He; Program: 60C(2min) => 30C/min => 100C => 4C/min =>

Normal alkane RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryUltra-11267.Okumura, 199125. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 80. C; Tend: 260. C

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.

Verevkin, 1999
Verevkin, S.P., Thermochemistry of phenols: quantification of theortho-,para-, andmeta-interactions in tert-alkyl substituted phenols, The Journal of Chemical Thermodynamics, 1999, 31, 5, 559-585, https://doi.org/10.1006/jcht.1998.0459 . [all data]

Ribeiro da Silva, Matos, et al., 1999
Ribeiro da Silva, M.A.V.; Matos, M.A.R.; Morais, V.M.F.; Miranda, M.S., Thermochemical and Theoretical Study of tert -Butyl and Di- tert -butylphenol Isomers, J. Org. Chem., 1999, 64, 24, 8816-8820, https://doi.org/10.1021/jo990801o . [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]

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]

Stage, Müller, et al., 1953
Stage, H.; Müller, E.; Faldix, P., Erdol u Kohle, 1953, 6, 375. [all data]

Cetinkaya, Lappert, et al., 1983
Cetinkaya, B.; Lappert, M.F.; Suffolk, R.J., Photoelectron spectra of some sterically hindered phenols and related compounds, J. Chem. Res. Synop., 1983, 316. [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]

Mjøs, Meier, et al., 2006
Mjøs, S.A.; Meier, S.; Boitsov, S., Alkylphenol retention indices, J. Chromatogr. A, 2006, 1123, 1, 98-105, https://doi.org/10.1016/j.chroma.2006.05.002 . [all data]

Okumura, 1991
Okumura, T., retention indices of environmental chemicals on methyl silicone capillary column, Journal of Environmental Chemistry (Japan), 1991, 1, 2, 333-358, https://doi.org/10.5985/jec.1.333 . [all data]


Notes

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