Manganese, pentacarbonyliodo-
- Formula: C5IMnO5
- Molecular weight: 321.8930
- IUPAC Standard InChI: InChI=1S/5CO.HI.Mn/c5*1-2;;/h;;;;;1H;/q;;;;;;+1/p-1
- IUPAC Standard InChIKey: IGYXZZLAUYRNTO-UHFFFAOYSA-M
- CAS Registry Number: 14879-42-6
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Manganese pentacarbonyl iodide; Manganese, pentacarbonyliodo-, (OC-6-22)-; Iodine manganese pentacarbonyl; Iodomanganese pentacarbonyl; Pentacarbonyliodomanganese; Mn(CO)5I
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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 | -834.2 ± 5.2 | kJ/mol | Review | Martinho Simões |
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
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
(cr) +
(cr) = 2
(cr)
By formula: C10Mn2O10 (cr) + I2 (cr) = 2C5IMnO5 (cr)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -185.0 ± 8.7 | kJ/mol | PC | Harel and Adamson, 1986 | The reaction enthalpy was calculated from the enthalpy of the same reaction in cyclohexane, -187.9 ± 8.4 kJ/mol Harel and Adamson, 1986, and from the solution enthalpies of Mn2(CO)10(cr), 36.0 ± 2.1 kJ/mol, I2(cr), 20.5 ± 0.4 kJ/mol, and Mn(CO)5(I)(cr), 26.8 ± 0.5 kJ/mol Harel and Adamson, 1986. The latter value refers to the solution in benzene and is therefore taken as an approximation |
(l) +
(cr) =
(g) +
(cr)
By formula: C5HMnO5 (l) + I2 (cr) = HI (g) + C5IMnO5 (cr)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -108. ± 8. | kJ/mol | RSC | Connor, Zafarani-Moattar, et al., 1982 | The reaction enthalpy relies on -25. ± 5. kJ/mol for the enthalpy of solution of HI(g) in benzene Connor, Zafarani-Moattar, et al., 1982. |
C10MnO10Re (solution) + (solution) =
(solution) +
(solution)
By formula: C10MnO10Re (solution) + I2 (solution) = C5IO5Re (solution) + C5IMnO5 (solution)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -233. ± 13. | kJ/mol | PC | Harel and Adamson, 1986 | solvent: Cyclohexane |
(solution) +
(solution) = 2
(solution)
By formula: C10Mn2O10 (solution) + I2 (solution) = 2C5IMnO5 (solution)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -187.9 ± 8.4 | kJ/mol | PC | Harel and Adamson, 1986 | solvent: Cyclohexane |
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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 8.55 ± 0.02 | EI | Junk, Svec, et al., 1968 | RDSH |
| 8.40 ± 0.05 | PE | Higginson, Lloyd, et al., 1975 | Vertical value; LLK |
| 8.44 | PE | Lichtenberger, Sarapu, et al., 1973 | Vertical value; LLK |
| 8.35 | PE | Evans, Green, et al., 1969 | Vertical value; RDSH |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| COIMn+ | 12.37 | 4CO | EI | Junk, Svec, et al., 1968 | RDSH |
| MnCO+ | 14.4 | ? | EI | Junk, Svec, et al., 1968 | RDSH |
| C2O2IMn+ | 10.46 | 3CO | EI | Junk, Svec, et al., 1968 | RDSH |
| C3O3IMn+ | 9.49 | 2CO | EI | Junk, Svec, et al., 1968 | RDSH |
| MnC3O3+ | 12.13 | ? | EI | Junk, Svec, et al., 1968 | RDSH |
| MnI+ | 14.0 | 5CO | EI | Junk, Svec, et al., 1968 | RDSH |
| Mn+ | 16.2 | ? | EI | Junk, Svec, et al., 1968 | RDSH |
References
Go To: Top, Gas phase thermochemistry data, 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.
Martinho Simões
Martinho Simões, J.A.,
Private communication (see http://webbook.nist.gov/chemistry/om/). [all data]
Harel and Adamson, 1986
Harel, Y.; Adamson, A.W.,
J. Phys. Chem., 1986, 90, 6693. [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]
Junk, Svec, et al., 1968
Junk, G.A.; Svec, H.J.; Angelici, R.J.,
Electron impact studies of manganese and rhenium pentacarbonyl halides,
J. Am. Chem. Soc., 1968, 90, 5758. [all data]
Higginson, Lloyd, et al., 1975
Higginson, B.R.; Lloyd, D.R.; Evans, S.; Orchard, A.F.,
Photoelectron studies of metal carbonyls. Part 5. - Substituted group VIIA carbonyls,
J. Chem. Soc. Faraday Trans. 2, 1975, 71, 1913. [all data]
Lichtenberger, Sarapu, et al., 1973
Lichtenberger, D.L.; Sarapu, A.C.; Fenske, R.F.,
Photoelectron spectra and electronic structure of pentacarbonylmanganese halides,
Inorg. Chem., 1973, 12, 702. [all data]
Evans, Green, et al., 1969
Evans, S.; Green, J.C.; Green, M.L.H.; Orchard, A.F.; Turner, D.W.,
Study of the bonding in pentacarbonylmanganese derivatives by photoelectron spectroscopy,
Faraday Discuss. Chem. Soc., 1969, 47, 112. [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 ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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