Anthracene,9-(1,1-dimethylethyl)-
- Formula: C18H18
- Molecular weight: 234.3355
- IUPAC Standard InChIKey: GWJJSVKKSBCHJD-UHFFFAOYSA-N
- CAS Registry Number: 13719-97-6
- 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: 9-t-Butylanthracene
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Options:
Reaction thermochemistry data
Go To: Top, Gas phase ion energetics 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
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: C18H18 = C18H18
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -172.3 ± 5.7 | kJ/mol | Eqk | Dreeskamp, Kapahnke, et al., 1988 | liquid phase; solvent: Decalin; Isomerization |
ΔrH° | 150. ± 8. | kJ/mol | Ciso | Kraljic, Mintas, et al., 1983 | liquid phase; solvent: Hexane |
By formula: C18H18 = C18H18
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -172.3 ± 5.7 | kJ/mol | Ciso | Jahn and Dreeskamp, 1982 | liquid phase; solvent: Decalin |
Gas phase ion energetics data
Go To: Top, Reaction 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:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
7.13 | PE | Klasinc, Kovac, et al., 1983 | LBLHLM |
7.13 | PE | Klasinc, Kovac, et al., 1978 | LLK |
7.13 ± 0.03 | PE | Klasinc, Kovac, et al., 1983 | Vertical value; LBLHLM |
7.13 ± 0.03 | PE | Klasinc, Kovac, et al., 1978 | Vertical value; LLK |
References
Go To: Top, 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.
Dreeskamp, Kapahnke, et al., 1988
Dreeskamp, H.; Kapahnke, P.; Tochtermann, W.,
Photo valence isomerization of sterically strained aromatic hydrocarbons: 8,9-dicarbethoxy[6]paracyclophane,
Radiat. Phys. Chem., 1988, 32, 537-539. [all data]
Kraljic, Mintas, et al., 1983
Kraljic, I.; Mintas, M.; Klasinc, L.; Ranogajec, F.; Guesten, H.,
Thermo- and photochemical aspects of the valence isomerization of 9-tert-butylanthracene,
Nouv. J. Chim., 1983, 7, 239-243. [all data]
Jahn and Dreeskamp, 1982
Jahn, B.; Dreeskamp, H.,
Valence isomerization of the 9,10-Dewar isomer to 9-tert-butylanthracene,
Z. Naturforsch. A, 1982, 37, 376-379. [all data]
Klasinc, Kovac, et al., 1983
Klasinc, L.; Kovac, B.; Gusten, H.,
Photoelectron spectra of acenes. Electronic structure and substituent effects,
Pure Appl. Chem., 1983, 55, 289. [all data]
Klasinc, Kovac, et al., 1978
Klasinc, L.; Kovac, B.; Schoof, S.; Gusten, H.,
Photoelectron spectroscopy of 9-substituted anthracenes,
Croat. Chem. Acta., 1978, 51, 307. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.