Benzene, 1,3-bis(1,1-dimethylethyl)-
- Formula: C14H22
- Molecular weight: 190.3245
- IUPAC Standard InChIKey: ILNDSSCEZZFNGE-UHFFFAOYSA-N
- CAS Registry Number: 1014-60-4
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Benzene, m-di-tert-butyl-; m-Di-tert-butylbenzene; 1,3-Di-tert-butylbenzene; 1,3-Ditertiarybutylbenzene; 1,3-bis(1,1-Dimethylethyl)benzene
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Condensed phase 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -187.4 ± 1.5 | kJ/mol | Eqk | Nesterova, Verevkin, et al., 1984 | GLC |
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
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔvapH° | 59.6 ± 0.5 | kJ/mol | N/A | Verevkin, 1998 | AC |
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference | Comment |
---|---|---|---|
379.7 | 0.024 | Aldrich Chemical Company Inc., 1990 | BS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
58.9 ± 0.5 | 310. | GS | Verevkin, 1998 | Based on data from 288. to 333. K.; AC |
58.0 | 360. | A | Stephenson and Malanowski, 1987 | Based on data from 346. to 374. K.; AC |
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 by: 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
By formula: C18H30 + C10H14 = C14H22 + C14H22
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1.0 ± 1.1 | kJ/mol | Eqk | Nesterova, Verevkin, et al., 1984 | liquid phase; GLC |
By formula: C14H22 = C14H22
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 93. ± 2. | kJ/mol | Eqk | Arnett, Sanda, et al., 1967 | liquid phase; solvent: CS2 |
By formula: C14H22 + C6H6 = 2C10H14
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -3.02 ± 0.72 | kJ/mol | Eqk | Nesterova, Verevkin, et al., 1984 | liquid phase; GLC |
By formula: C14H22 = C14H22
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1.48 ± 0.33 | kJ/mol | Eqk | Nesterova, Verevkin, et al., 1984 | liquid phase; GLC |
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:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
8.71 ± 0.07 | EI | Arnett, Sanda, et al., 1967, 2 | RDSH |
8.43 | PE | Howell, Goncalves, et al., 1984 | Vertical value; LBLHLM |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C13H19+ | 11.70 ± 0.07 | CH3 | EI | Arnett, Sanda, et al., 1967, 2 | RDSH |
IR Spectrum
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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
Gas Phase Spectrum
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Additional Data
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Owner | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | NIST Mass Spectrometry Data Center |
State | gas |
Instrument | HP-GC/MS/IRD |
Mass spectrum (electron ionization)
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
NIST MS number | 8175 |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Nesterova, Verevkin, et al., 1984
Nesterova, T.N.; Verevkin, S.R.; Karaseva, S.Ya.; Rozhnov, A.M.; Tsvetkov, V.F.,
The equilibria in the interconversions of t-butylbenzenes,
Russ. J. Phys. Chem. (Engl. Transl.), 1984, 58, 297-298. [all data]
Verevkin, 1998
Verevkin, Sergey P.,
Thermochemical properties of branched alkylsubstituted benzenes,
The Journal of Chemical Thermodynamics, 1998, 30, 8, 1029-1040, https://doi.org/10.1006/jcht.1998.0370
. [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]
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]
Arnett, Sanda, et al., 1967
Arnett, E.M.; Sanda, J.C.; Bollinger, J.M.; Barber, M.,
Crowded benzenes. VI. The strain energy in o-di-t-butylbenzenes,
J. Am. Chem. Soc., 1967, 89, 5389-5400. [all data]
Arnett, Sanda, et al., 1967, 2
Arnett, E.M.; Sanda, J.C.; Bollinger, J.M.; Barber, M.,
Crowded benzenes. VI. The strain energy in o-di-tbutylbenzenes,
J. Am. Chem. Soc., 1967, 89, 5389. [all data]
Howell, Goncalves, et al., 1984
Howell, J.O.; Goncalves, J.M.; Amatore, C.; Klasinc, L.; Wightman, R.M.; Kochi, J.K.,
Electron transfer from aromatic hydrocarbons and their π-complexes with metals. Comparison of the standard oxidation potentials and vertical ionization potentials,
J. Am. Chem. Soc., 1984, 106, 3968. [all data]
Notes
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- Symbols used in this document:
AE Appearance energy Tboil Boiling point ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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