2,4-Di-tert-butylphenol

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.


Gas phase thermochemistry data

Go To: Top, Phase change data, References, Notes

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

Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas-69.4kcal/molCcbBertholon, Giray, et al., 1971 

Phase change data

Go To: Top, Gas phase thermochemistry data, 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
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
Tboil538.2KN/AAldrich Chemical Company Inc., 1990BS
Tboil536.7KN/AWeast and Grasselli, 1989BS
Quantity Value Units Method Reference Comment
Δvap17.3 ± 0.1kcal/molN/AVerevkin, 1999AC
Quantity Value Units Method Reference Comment
Δsub22.2 ± 0.67kcal/molCRibeiro da Silva, Matos, et al., 1999AC
Δsub20.7 ± 0.07kcal/molN/AVerevkin, 1999AC
Δsub25.60kcal/molCBertholon, Giray, et al., 1971ALS
Δsub26.29kcal/molN/ABertholon, Giray, et al., 1971DRB

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
419.20.026Weast and Grasselli, 1989BS

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
16.5 ± 0.1350.GSVerevkin, 1999Based on data from 333. to 368. K.; AC
14.4418.AStephenson and Malanowski, 1987Based on data from 403. to 537. K.; AC

Antoine Equation Parameters

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

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

Temperature (K) A B C Reference Comment
357.7 to 533.95.490122821.466-20.563Stull, 1947Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
20.6 ± 0.07308.GSVerevkin, 1999Based on data from 288. to 327. K.; AC

References

Go To: Top, Gas phase thermochemistry data, Phase change 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]

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [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]

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]

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]


Notes

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