Cr(CO)5(n-C5H12)
- Formula: C10H12CrO5
- Molecular weight: 264.1954
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Reaction thermochemistry 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 by: José A. Martinho Simões
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Individual Reactions
C10H12CrO5 (solution) = (solution) + C5CrO5 (solution)
By formula: C10H12CrO5 (solution) = C5H12 (solution) + C5CrO5 (solution)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 8.91 | kcal/mol | N/A | Morse, Parker, et al., 1989 | solvent: Pentane; The reaction enthalpy was derived by using the LPHP value for the enthalpy of cleavage of Cr-CO bond in Cr(CO)6, 36.81 kcal/mol Lewis, Golden, et al., 1984, toghether with a PAC value for the reaction Cr(CO)6(solution) + n-C5H12(solution) = Cr(CO)5(n-C5H12)(solution) + CO(solution), 27.89 kcal/mol Morse, Parker, et al., 1989 |
(solution) +
(solution) = C10H12CrO5 (solution) +
(solution)
By formula: C5H12 (solution) + C6CrO6 (solution) = C10H12CrO5 (solution) + CO (solution)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 27.9 ± 2.5 | kcal/mol | PAC | Morse, Parker, et al., 1989 | solvent: Pentane; The reaction enthalpy relies on 0.67 for the quantum yield of CO dissociation |
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.
Morse, Parker, et al., 1989
Morse, J.M., Jr.; Parker, G.H.; Burkey, T.J.,
Organometallics, 1989, 8, 2471. [all data]
Lewis, Golden, et al., 1984
Lewis, K.E.; Golden, D.M.; Smith, G.P.,
Organometallic bond dissociation energies: Laser pyrolysis of Fe(CO)5, Cr(CO)6, Mo(CO)6, and W(CO)6,
J. Am. Chem. Soc., 1984, 106, 3905. [all data]
Notes
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- Symbols used in this document:
ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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