norbornadienide anion
- Formula: C7H7-
- Molecular weight: 91.1310
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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 by: John E. Bartmess
Electron affinity of neutral species
| EAneutral (eV) | Method | Reference | Comment |
|---|---|---|---|
| 1.2860 ± 0.0060 | LPES | Gunion, Karney, et al., 1996 |
Protonation reactions
C7H7- + =
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 399.5 ± 1.8 | kcal/mol | G+TS | Lee and Squires, 1986 | gas phase; Between EtNH2, nPrNH2 |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 391.3 ± 1.5 | kcal/mol | IMRB | Lee and Squires, 1986 | gas phase; Between EtNH2, nPrNH2 |
| ΔrG° | 389.0 ± 5.0 | kcal/mol | IMRB | Wright and Beauchamp, 1981 | gas phase |
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.
Gunion, Karney, et al., 1996
Gunion, R.F.; Karney, W.; Wenthold, P.G.; Borden, W.T.; Lineberger, W.C.,
Ultraviolet Photoelectron Spectroscopy of Some C7H7- Isomers: Quadricyclanide, Norbornadienide, Cycloheptatrienide, and 1,6-Heptadiynide,
J. Am. Chem. Soc., 1996, 118, 21, 5074, https://doi.org/10.1021/ja954026f
. [all data]
Lee and Squires, 1986
Lee, R.E.; Squires, R.R.,
Anionic homoaromaticity: A gas phase experimental study,
J. Am. Chem. Soc., 1986, 105, 5078. [all data]
Wright and Beauchamp, 1981
Wright, C.A.; Beauchamp, J.L.,
Infrared spectra of gas phase ions and their use in elucidating reaction mechanisms. Identification of C7H7- structural isomers by multiphoton electron detachment using a low-powered laser,
J. Am. Chem. Soc., 1981, 103, 6499. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
EAneutral Electron affinity of neutral species 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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