Cobalt, hydrotetrakis(phosphorus trifluoride)-
- Formula: CoF12HP4
- Molecular weight: 411.81702
- CAS Registry Number: 19454-38-7
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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 compiled as indicated in comments:
B - John E. Bartmess
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 9.2 ± 0.2 | EI | Saalfeld, McDowell, et al., 1968 | RDSH |
| 9.58 | PE | Head, Nixon, et al., 1975 | Vertical value; LLK |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| Co+ | 17.8 ± 0.3 | ? | EI | Saalfeld, McDowell, et al., 1968 | RDSH |
| CoHPF3+ | 14.4 ± 0.3 | ? | EI | Saalfeld, McDowell, et al., 1968 | RDSH |
| CoPF3+ | 15.8 ± 0.3 | ? | EI | Saalfeld, McDowell, et al., 1968 | RDSH |
| CoHP2F6+ | 12.7 ± 0.2 | ? | EI | Saalfeld, McDowell, et al., 1968 | RDSH |
| CoP2F6+ | 14.3 ± 0.3 | ? | EI | Saalfeld, McDowell, et al., 1968 | RDSH |
| CoHP3F9+ | 10.4 ± 0.2 | ? | EI | Saalfeld, McDowell, et al., 1968 | RDSH |
| CoH+ | 16.0 ± 0.3 | ? | EI | Saalfeld, McDowell, et al., 1968 | RDSH |
De-protonation reactions
CoF12P4- + = HCoF12P4
By formula: CoF12P4- + H+ = HCoF12P4
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrG° | <1293. ± 17. | kJ/mol | IMRB | Miller, Kawamura, et al., 1990 | gas phase; More acidic than CF3SO3H; 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.
Saalfeld, McDowell, et al., 1968
Saalfeld, F.E.; McDowell, M.V.; Gondal, S.K.; MacDiarmid, A.G.,
The mass spectra of trifluorophosphinecarbonylcobalt hydrides,
J. Am. Chem. Soc., 1968, 90, 3684. [all data]
Head, Nixon, et al., 1975
Head, R.A.; Nixon, J.F.; Sharp, G.J.; Clark, R.J.,
Photoelectron spectroscopic study of metal trifluorophosphine and hydridotrifluorophosphine complexes,
J. Chem. Soc. Dalton Trans., 1975, 2054. [all data]
Miller, Kawamura, et al., 1990
Miller, A.E.S.; Kawamura, A.R.; Miller, T.M.,
Effects of Metal and Ligand Substitutions on Gas-Phase Acidities of Transition-Metal Hydrides,
J. Am. Chem. Soc., 1990, 112, 1, 457, https://doi.org/10.1021/ja00157a075
. [all data]
Notes
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- Symbols used in this document:
AE Appearance energy ΔrG° Free energy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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