Hydromanganese pentacarbonyl
- Formula: C5HMnO5
- Molecular weight: 195.9965
- IUPAC Standard InChI: InChI=1S/5CO.Mn.H/c5*1-2;;
- IUPAC Standard InChIKey: SKOPWNLHPUYPLV-UHFFFAOYSA-N
- CAS Registry Number: 16972-33-1
- Chemical structure:
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Phase change 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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 9.0 ± 0.2 | kcal/mol | RSC | Hieber and Wagner, 1958 |
Gas phase ion energetics data
Go To: Top, Phase change data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
Data compiled as indicated in comments:
B - John E. Bartmess
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Proton affinity (review) | 199.7 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
| Quantity | Value | Units | Method | Reference | Comment |
| Gas basicity | 191.9 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 8.5 ± 0.1 | EI | Saalfeld, McDowell, et al., 1973 | LLK |
| 8.85 | PE | Head, Nixon, et al., 1975 | Vertical value; LLK |
| 8.85 | PE | Hall, 1975 | Vertical value; LLK |
| 9.00 | PE | Evans, Green, et al., 1969 | Vertical value; RDSH |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| CHMnO+ | 12.7 | 4CO | EI | Saalfeld, McDowell, et al., 1973 | LLK |
| C2HMnO2+ | 10.3 | 3CO | EI | Saalfeld, McDowell, et al., 1973 | LLK |
| C2MnO2+ | 13.7 | ? | EI | Saalfeld, McDowell, et al., 1973 | LLK |
| C3HMnO3+ | 9.9 | 2CO | EI | Saalfeld, McDowell, et al., 1973 | LLK |
| C3MnO3+ | 13.2 | ? | EI | Saalfeld, McDowell, et al., 1973 | LLK |
| C4HMnO4+ | 8.7 | CO | EI | Saalfeld, McDowell, et al., 1973 | LLK |
| C4MnO4+ | 11.2 | ? | EI | Saalfeld, McDowell, et al., 1973 | LLK |
| C5MnO5+ | 10.3 ± 0.1 | H | EI | Stevens, 1981 | LLK |
| HMn+ | 13.8 | 5CO | EI | Saalfeld, McDowell, et al., 1973 | LLK |
| Mn+ | 17.3 | ? | EI | Saalfeld, McDowell, et al., 1973 | LLK |
De-protonation reactions
C5MnO5- + =
By formula: C5MnO5- + H+ = C5HMnO5
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrG° | 311.0 ± 4.0 | kcal/mol | IMRB | Miller, Kawamura, et al., 1990 | gas phase; Between CCl3CO2H and HI; B |
References
Go To: Top, Phase change 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.
Hieber and Wagner, 1958
Hieber, W.; Wagner, G.,
Z. Naturforsch., B: Anorg. Chem., Org. Chem., Biochem., Biophys., Biol., 1958, 13, 339. [all data]
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Saalfeld, McDowell, et al., 1973
Saalfeld, F.E.; McDowell, M.V.; DeCorpo, J.J.; Berry, A.D.; MacDiarmid, A.G.,
Mass spectral studies of some manganese carbonyls,
Inorg. Chem., 1973, 12, 48. [all data]
Head, Nixon, et al., 1975
Head, R.A.; Nixon, J.F.; Sharp, G.J.; Clark, R.J.,
Photoelectron spectroscopic study of metal trifluorophosphine and hydridotrifluorophosphine complexes,
J. Chem. Soc. Dalton Trans., 1975, 2054. [all data]
Hall, 1975
Hall, M.B.,
The use of spin-orbit coupling in the interpretation of photoelectron spectra. I. Application to substituted rhenium pentacarbonyls,
J. Am. Chem. Soc., 1975, 97, 2057. [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]
Stevens, 1981
Stevens, A.E.,
[Title unavailable], Ph.D. Thesis, California Institute of Technology, 1981. [all data]
Miller, Kawamura, et al., 1990
Miller, A.E.S.; Kawamura, A.R.; Miller, T.M.,
Effects of Metal and Ligand Substitutions on Gas-Phase Acidities of Transition-Metal Hydrides,
J. Am. Chem. Soc., 1990, 112, 1, 457, https://doi.org/10.1021/ja00157a075
. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy ΔrG° Free energy of reaction at standard conditions ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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