CCCO
- Formula: C3O
- Molecular weight: 52.0315
- CAS Registry Number: 11127-17-6
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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
Data compiled as indicated in comments:
B - John E. Bartmess
View reactions leading to C3O+ (ion structure unspecified)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Proton affinity (review) | 880.2 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
| Quantity | Value | Units | Method | Reference | Comment |
| Gas basicity | 847.7 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Electron affinity determinations
| EA (eV) | Method | Reference | Comment |
|---|---|---|---|
| 1.2370 ± 0.0030 | N/A | Garand, Yacovitch, et al., 2009 | B |
| 1.34 ± 0.15 | LPES | Oakes and Ellison, 1986 | Large geometry change on detachment, Calculations ( Rienstra-Kiracofe, Ellison, et al., 2000) imply EA is upper limit; 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.
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]
Garand, Yacovitch, et al., 2009
Garand, E.; Yacovitch, T.I.; Neumark, D.M.,
Slow photoelectron velocity-map imaging spectroscopy of C3O- and C3S-,
J. Chem. Phys., 2009, 131, 5, 054312, https://doi.org/10.1063/1.3200927
. [all data]
Oakes and Ellison, 1986
Oakes, J.M.; Ellison, G.B.,
Photoelectron spectroscopy of radical anions,
Tetrahedron, 1986, 42, 6263. [all data]
Rienstra-Kiracofe, Ellison, et al., 2000
Rienstra-Kiracofe, J.C.; Ellison, G.B.; Hoffman, B.C.; Schaefer III, H.F.,
The Electron Affinities of C3O and C4O,
J. Phys. Chem. A, 2000, 104, 11, 2273, https://doi.org/10.1021/jp9918104
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
EA Electron affinity - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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