Manganese, benzylpentacarbonyl-
- Formula: C12H7MnO5
- Molecular weight: 286.1190
- CAS Registry Number: 14049-86-6
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Gas phase 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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -635.7 | kJ/mol | Review | Martinho Simões | The enthalpy of formation is the average of the results for two iodination reaction enthalpies |
| ΔfH°gas | -642.5 ± 9.4 | kJ/mol | Review | Martinho Simões | Selected data |
Condensed phase 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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -720.2 | kJ/mol | Review | Martinho Simões | The enthalpy of formation is the average of the results for two iodination reaction enthalpies |
| ΔfH°solid | -727.0 ± 9.4 | kJ/mol | Review | Martinho Simões | Selected data |
Phase change 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:
MS - José A. Martinho Simões
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 84.5 ± 0.7 | kJ/mol | HAL-HFC | Connor, Zafarani-Moattar, et al., 1982 | MS |
| ΔsubH° | 84.5 ± 0.7 | kJ/mol | C | Connor, Zafarani-Moattar, et al., 1982, 2 | AC |
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 by: Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
Ionization energy determinations
| IE (eV) | Method | Reference |
|---|---|---|
| 7.48 ± 0.03 | PE | Simoes, Schultz, et al., 1985 |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| C7H7+[C6H5CH2+] | 8.6 ± 0.2 | Mn(CO)5 | EI | Simoes, Schultz, et al., 1985 | |
| C7H7Mn+ | 11.7 ± 0.1 | 5CO | EI | Simoes, Schultz, et al., 1985 | |
| C8H7MnO+ | 10.4 ± 0.1 | 4CO | EI | Simoes, Schultz, et al., 1985 | |
| C9H7MnO2+ | 9.3 ± 0.1 | 3CO | EI | Simoes, Schultz, et al., 1985 | |
| C10H7MnO3+ | 8.8 ± 0.1 | 2CO | EI | Simoes, Schultz, et al., 1985 | |
| C11H7MnO4+ | 7.9 ± 0.1 | CO | EI | Simoes, Schultz, et al., 1985 | |
| Mn+ | 15.2 ± 0.3 | C7H7+5CO | EI | Simoes, Schultz, et al., 1985 |
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.
Martinho Simões
Martinho Simões, J.A.,
Private communication (see http://webbook.nist.gov/chemistry/om/). [all data]
Connor, Zafarani-Moattar, et al., 1982
Connor, J.A.; Zafarani-Moattar, M.T.; Bickerton, J.; El-Saied, N.I.; Suradi, S.; Carson, R.; Al Takkhin, G.; Skinner, H.A.,
Organomet., 1982, 1, 1166. [all data]
Connor, Zafarani-Moattar, et al., 1982, 2
Connor, Joseph A.; Zafarani-Moattar, Mohamed T.; Bickerton, James; El Saied, Nabila I.; Suradi, Sukiman; Carson, Ronald; Al Takhin, Ghassan; Skinner, Henry A.,
Enthalpy of formation of acyl-, alkyl- and hydridopentacarbonyl-manganese complexes. The enthalpy contributions of manganese-hydrogen and manganese-carbon bonds in these molecules. Thermochemical aspects of models in Fischer-Tropsch reactions,
Organometallics, 1982, 1, 9, 1166-1174, https://doi.org/10.1021/om00069a011
. [all data]
Simoes, Schultz, et al., 1985
Simoes, J.A.M.; Schultz, J.C.; Beauchamp, J.L.,
Ion cyclotron resonance and photoelectron studies of the ionization energetics and thermochemical properties of Mn(CO)5(benzyl). Implications for the manganese-manganese bond strength in Mn2(CO)10,
Organometallics, 1985, 4, 1238. [all data]
Notes
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- Symbols used in this document:
AE Appearance energy ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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