Dichromium, bis(cyclopentadienyl)tetracarbonyl-
- Formula: C14H10Cr2O4
- Molecular weight: 346.2190
- CAS Registry Number: 54667-87-7
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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:
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
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 6.74 ± 0.06 | EI | Efraty, Huang, et al., 1977 | LLK |
| 8.25 | PE | Morris-Sherwood, Powell, et al., 1984 | Vertical value; LBLHLM |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| C5H5Cr+ | 12.53 ± 0.10 | ? | EI | Efraty, Huang, et al., 1977 | LLK |
| C6H5CrO+ | 9.17 ± 0.04 | ? | EI | Efraty, Huang, et al., 1977 | LLK |
| C7H5CrO2+ | 7.62 ± 0.10 | ? | EI | Efraty, Huang, et al., 1977 | LLK |
| C10H10Cr+ | 12.58 ± 0.02 | 4CO+Cr | EI | Efraty, Huang, et al., 1977 | LLK |
| C10H10Cr2+ | 10.53 ± 0.03 | 4CO | EI | Efraty, Huang, et al., 1977 | LLK |
| C11H10Cr2O+ | 9.28 ± 0.03 | 3CO | EI | Efraty, Huang, et al., 1977 | LLK |
| C12H10Cr2O2+ | 8.90 ± 0.02 | 2CO | EI | Efraty, Huang, et al., 1977 | LLK |
| C13H10Cr2O3+ | 7.54 ± 0.04 | CO | EI | Efraty, Huang, et al., 1977 | LLK |
| Cr+ | 14.97 ± 0.07 | CO | EI | Efraty, Huang, et al., 1977 | LLK |
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.
Efraty, Huang, et al., 1977
Efraty, A.; Huang, M.H.A.; Weston, C.A.,
Mass spectra of organometallic compounds. 4. Electron-impact study of some cyclopentadienylmetal carbonyl dimers,
Inorg. Chem., 1977, 16, 79. [all data]
Morris-Sherwood, Powell, et al., 1984
Morris-Sherwood, B.J.; Powell, C.B.; Hall, M.B.,
Photoelectron spectra and molecular orbital calculations on bis(cyclopentadienyldicarbonylchromium, -molybdenum, and -tungsten): Nature of the bonding of linear semibridging carbonyls,
J. Am. Chem. Soc., 1984, 106, 5079. [all data]
Notes
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- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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