Vanadium, tetracarbonyl(η5-2,4-cyclopentadien-1-yl)-
- Formula: C9H5O4V
- Molecular weight: 228.0751
- IUPAC Standard InChI: InChI=1S/C5H5.4CO.V/c1-2-4-5-3-1;4*1-2;/h1-5H;;;;;
- IUPAC Standard InChIKey: LIFGJKDEFQAOFY-UHFFFAOYSA-N
- CAS Registry Number: 12108-04-2
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Vanadium, tetracarbonyl-π-cyclopentadienyl-; Tetracarbonyl-π-cyclopentadienylvanadium; Tetracarbonylcyclopentadienylvanadium; Vanadium cyclopentadienyltetracarbonyl; Cyclopentadienylvanadium tetracarbonyl; tetracarbonyl(η5-cyclopenta-2,4-dien-1-yl)vanadium
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Reaction thermochemistry data
Go To: Top, Gas phase ion energetics data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: José A. Martinho Simões
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
(solution) +
(solution) = C15H21O3V (solution) +
(solution)
By formula: C9H5O4V (solution) + C7H16 (solution) = C15H21O3V (solution) + CO (solution)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 25.6 ± 3.1 | kcal/mol | PAC | Johnson, Popov, et al., 1991 | solvent: Heptane; The reaction enthalpy relies on 0.80 for the quantum yield of CO dissociation. |
(solution) +
(solution) = C8H7O3V (solution) +
(solution)
By formula: C9H5O4V (solution) + H2 (solution) = C8H7O3V (solution) + CO (solution)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 13. ± 1. | kcal/mol | PAC | Johnson, Popov, et al., 1991 | solvent: Heptane; The reaction enthalpy relies on 0.80 for the quantum yield of CO dissociation. |
(solution) +
(solution) = C8H5N2O3V (solution) +
(solution)
By formula: C9H5O4V (solution) + N2 (solution) = C8H5N2O3V (solution) + CO (solution)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 6.5 ± 1. | kcal/mol | PAC | Johnson, Popov, et al., 1991 | solvent: Heptane; The reaction enthalpy relies on 0.80 for the quantum yield of CO dissociation. |
(solution) +
(solution) =
(solution) +
(solution)
By formula: C9H5O4V (solution) + CO (solution) = C9H5O4V (solution) + CO (solution)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 0. ± 0.2 | kcal/mol | PAC | Johnson, Popov, et al., 1991 | solvent: Heptane; The reaction enthalpy relies on 0.80 for the quantum yield of CO dissociation. |
Gas phase ion energetics data
Go To: Top, Reaction thermochemistry data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
| IE (eV) | Method | Reference |
|---|---|---|
| 8.2 ± 0.3 | EI | Winters and Kiser, 1965 |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| C3H3+ | 13.5 ± 0.3 | ? | EI | Winters and Kiser, 1965 | |
| C3H3V+ | 18.9 ± 0.3 | ? | EI | Winters and Kiser, 1965 | |
| C5H5V+ | 14.2 ± 0.2 | 4CO | EI | Winters and Kiser, 1965 | |
| C6H5OV+ | 10.7 ± 0.3 | 3CO | EI | Winters and Kiser, 1965 | |
| C7H5O2V+ | 9.7 ± 0.3 | 2CO | EI | Winters and Kiser, 1965 | |
| V+ | 19.4 ± 0.4 | ? | EI | Winters and Kiser, 1965 |
References
Go To: Top, Reaction thermochemistry data, 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.
Johnson, Popov, et al., 1991
Johnson, F.P.A.; Popov, V.K.; George, M.W.; Bagratashvili, V.N.; Poliakoff, M.; Turner, J.J.,
Mendeleev Commun., 1991, 145.. [all data]
Winters and Kiser, 1965
Winters, R.E.; Kiser, R.W.,
Ions produced in the mass spectrometer from cyclopentadienylmetal carbonyl compounds of cobalt, manganese and vanadium,
J. Organometal. Chem., 1965, 4, 190. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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