Cyanogen fluoride
- Formula: CFN
- Molecular weight: 45.0158
- CAS Registry Number: 1495-50-7
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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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias
Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| IE (evaluated) | 13.34 ± 0.02 | eV | N/A | N/A | L |
| Quantity | Value | Units | Method | Reference | Comment |
| Proton affinity (review) | 632. | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
| Quantity | Value | Units | Method | Reference | Comment |
| Gas basicity | 601.3 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Electron affinity determinations
| EA (eV) | Method | Reference | Comment |
|---|---|---|---|
| 3.67294 | R-A | Heni, Illenberger, et al., 1986 | From CF3NC. G3MP2B3 calculations indicate an EA of ca. 0.3 eV, HOF(FCN-) = -5 kcal/mol; B |
| >3.9895 | EIAE | Harland, Rankin, et al., 1974 | From PF2CN; B |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 13.2 | PE | Asbrink, Svensson, et al., 1981 | LLK |
| 13.34 ± 0.02 | PE | Bieri, 1977 | LLK |
| 13.32 ± 0.01 | PI | Dibeler and Liston, 1967 | RDSH |
| 13.65 | PE | Asbrink, Svensson, et al., 1981 | Vertical value; LLK |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| CF+ | 16.35 | N | PI | Dibeler and Liston, 1967 | RDSH |
| CN+ | 19.21 ± 0.02 | F | PI | Dibeler and Liston, 1967 | RDSH |
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.
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Heni, Illenberger, et al., 1986
Heni, M.; Illenberger, E.; Lentz, D.,
The isomers CF3CN and CF3NC. Formation and dissociation of the anions formed on electron attachment,
Int. J. Mass Spectrom. Ion Processes, 1986, 71, 199. [all data]
Harland, Rankin, et al., 1974
Harland, P.W.; Rankin, D.W.H.; Thynne, J.C.J.,
Ionisation by Electron Impact of Phosphorus Trifluoride and Difluorocyanophosphine,
Int. J. Mass Spectrom. Ion Phys., 1974, 13, 4, 295, https://doi.org/10.1016/0020-7381(74)83019-6
. [all data]
Asbrink, Svensson, et al., 1981
Asbrink, L.; Svensson, A.; Von Niessen, W.; Bieri, G.,
30.4 nm He(II) photoelectron spectra of organic molecules,
J. Electron Spectrosc. Relat. Phenom., 1981, 24, 293. [all data]
Bieri, 1977
Bieri, G.,
Cyanogen fluoride: A photoelectron spectroscopic investigation,
Chem. Phys. Lett., 1977, 46, 107. [all data]
Dibeler and Liston, 1967
Dibeler, V.H.; Liston, S.K.,
Mass-spectrometric study of photoionization. VIII.Dicyanogen and the cyanogen halides,
J. Chem. Phys., 1967, 47, 4548. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy EA Electron affinity IE (evaluated) Recommended ionization energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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