Benzene, 1,3,5-trichloro-
- Formula: C6H3Cl3
- Molecular weight: 181.447
- IUPAC Standard InChIKey: XKEFYDZQGKAQCN-UHFFFAOYSA-N
- CAS Registry Number: 108-70-3
- 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: s-Trichlorobenzene; 1,3,5-Trichlorobenzene; sym-Trichlorobenzene; UN 2321
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Gas phase ion energetics data
Go To: Top, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data evaluated as indicated in comments:
L - Sharon G. Lias
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
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 9.30 ± 0.06 | eV | N/A | N/A | L |
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
0.33998 | ECD | Chen and Wentworth, 1981 | G3MP2B3 calculations indicate an EA of ca. -0.03 eV, and HOF(A-) = -3 kcal/mol; B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.2 | PE | Maier and Thommen, 1982 | LBLHLM |
9.32 ± 0.03 | PE | Ruscic, Klasinc, et al., 1981 | LLK |
9.30 | PE | Kimura, Katsumata, et al., 1981 | LLK |
9.34 ± 0.02 | PE | Maier and Marthaler, 1978 | LLK |
9.5 ± 0.15 | CTS | Voigt and Reid, 1964 | RDSH |
9.36 | PE | Streets and Ceasar, 1973 | Vertical value; LLK |
De-protonation reactions
C6H2Cl3- + =
By formula: C6H2Cl3- + H+ = C6H3Cl3
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 369.2 ± 2.1 | kcal/mol | G+TS | Schlosser, Marzi, et al., 2001 | gas phase; Acid: 1,3,5-trichlorobenzene.; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 360.8 ± 2.0 | kcal/mol | IMRE | Schlosser, Marzi, et al., 2001 | gas phase; Acid: 1,3,5-trichlorobenzene.; B |
References
Go To: Top, 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.
Chen and Wentworth, 1981
Chen, E.C.M.; Wentworth, W.E.,
Correlation and Prediction of Electron Capture Response from Molecular Parameters,
J. Chromatogr., 1981, 217, 151, https://doi.org/10.1016/S0021-9673(00)88069-3
. [all data]
Maier and Thommen, 1982
Maier, J.P.; Thommen, F.,
Photoelectron-photoion coincidence studies of halobenzene cations in their excited electronic states,
J. Chem. Phys., 1982, 77, 4427. [all data]
Ruscic, Klasinc, et al., 1981
Ruscic, B.; Klasinc, L.; Wolf, A.; Knop, J.V.,
Photoelectron spectra of and Ab initio calculations on chlorobenzenes. 2. Trichlorobenzenes, tetrachlorobenzenes, and pentachlorobenzene,
J. Phys. Chem., 1981, 85, 1490. [all data]
Kimura, Katsumata, et al., 1981
Kimura, K.; Katsumata, S.; Achiba, Y.; Yamazaki, T.; Iwata, S.,
Ionization energies, Ab initio assignments, and valence electronic structure for 200 molecules
in Handbook of HeI Photoelectron Spectra of Fundamental Organic Compounds, Japan Scientific Soc. Press, Tokyo, 1981. [all data]
Maier and Marthaler, 1978
Maier, J.P.; Marthaler, O.,
Emission spectra of the radical cations of 1,3-dichlorobenzene, 1,4-dichlorobenzene and 1,3,5-trichlorobenzene in the gas phase,
Chem. Phys., 1978, 32, 419. [all data]
Voigt and Reid, 1964
Voigt, E.M.; Reid, C.,
Ionization potentials of substituted benzenes and their charge-transfer spectra with tetracyanoethylene,
J. Am. Chem. Soc., 1964, 86, 3930. [all data]
Streets and Ceasar, 1973
Streets, D.G.; Ceasar, G.P.,
Inductive mesomeric effects on the π orbitals of halobenzenes,
Mol. Phys., 1973, 26, 1037. [all data]
Schlosser, Marzi, et al., 2001
Schlosser, M.; Marzi, E.; Cottet, F.; Buker, H.H.; Nibbering, N.M.M.,
The acidity of chloro-substituted benzenes: A comparison of gas phase, ab initio, and kinetic data,
Chem. Eur. J., 2001, 7, 16, 3511-3516, https://doi.org/10.1002/1521-3765(20010817)7:16<3511::AID-CHEM3511>3.0.CO;2-U
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
EA Electron affinity IE (evaluated) Recommended ionization energy ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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