Chromium, tris(1,1,1,5,5,5-hexafluoro-2,4-pentanedionato-o,o')-
- Formula: C15H3CrF18O6
- Molecular weight: 673.1481
- CAS Registry Number: 14592-80-4
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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 by: William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔsubH° | 26.8 ± 0.96 | kcal/mol | N/A | Ribeiro Da Silva and Ferrão, 1987 |
Enthalpy of sublimation
ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
39.2 ± 0.96 | 426. | C | Ribeiro Da Silva and Ferrão, 1987 | |
29.40 ± 0.31 | 335. | N/A | Fontaine, Pommier, et al., 1972 | Based on data from 333. to 360. K. |
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
B - John E. Bartmess
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
2.91 ± 0.13 | IMRB | Sharpe, Eyler, et al., 1990 | EA given is actually -ΔGea(350 K). Between Cl4quinone, Ti(CF3COCHCOCF3)3; B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.3 ± 0.2 | PE | Westmore, Reimer, et al., 1981 | LLK |
9.19 ± 0.02 | PE | Lloyd, 1970 | RDSH |
10.13 ± 0.05 | EI | Bancroft, Reichert, et al., 1969 | RDSH |
9.97 ± 0.08 | EI | Schildcrout, Pearson, et al., 1968 | RDSH |
9.53 | PE | Evans, Hamnett, et al., 1972 | Vertical value; LLK |
9.57 ± 0.07 | PE | Evans, Hamnett, et al., 1972, 2 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C10H2O4F12Cr+ | 14.3 ± 0.1 | ? | EI | Bancroft, Reichert, et al., 1969 | RDSH |
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.
Ribeiro Da Silva and Ferrão, 1987
Ribeiro Da Silva, Manuel A.V.; Ferrão, Maria Luísa C.C.H.,
Standard enthalpies of formation of tris(β-diketonate)chromium(III) complexes: the mean (Cr«58872»O) bond-dissociation enthalpies,
The Journal of Chemical Thermodynamics, 1987, 19, 6, 645-652, https://doi.org/10.1016/0021-9614(87)90070-X
. [all data]
Fontaine, Pommier, et al., 1972
Fontaine, R.; Pommier, C.; Guiochon, G.,
Bull. Soc. Chim. Fr., 1972, 8, 3011. [all data]
Sharpe, Eyler, et al., 1990
Sharpe, P.; Eyler, J.R.; Richardson, D.E.,
Free Energies of Electron Attachment to Tris(acetylacetonate) and Tris(hexafluoroacetylacetonate) Transition-Metal Complexes in the Gas Phase: Experimental Results and Ligand Field Analysis,
Inorg. Chem., 1990, 29, 15, 2779, https://doi.org/10.1021/ic00340a014
. [all data]
Westmore, Reimer, et al., 1981
Westmore, J.B.; Reimer, M.L.J.; Reichert, C.,
Ionization energies of metal chelates. Acetylacetonates, trifluoroacetylacetonates, and hexafluoroacetylacetonates of trivalent metals of the first transition series,
Can. J. Chem., 1981, 59, 1797. [all data]
Lloyd, 1970
Lloyd, D.R.,
The failure of electron impact measurements to detect first ionization potentials in some molecules,
Intern. J. Mass Spectrom. Ion Phys., 1970, 4, 500. [all data]
Bancroft, Reichert, et al., 1969
Bancroft, G.M.; Reichert, C.; Westmore, J.B.; Gesser, H.D.,
Mass spectral studies of metal chelates. III. Mass spectra and appearance potentials of substituted acetylacetonates of trivalent chromium. Comparison with other trivalent metals of the first transition series,
Inorg. Chem., 1969, 8, 474. [all data]
Schildcrout, Pearson, et al., 1968
Schildcrout, S.M.; Pearson, R.G.; Stafford, F.E.,
Ionization potentials of tris(-diketonate)metal(III) complexes and Koopmans' theorem,
J. Am. Chem. Soc., 1968, 90, 4006. [all data]
Evans, Hamnett, et al., 1972
Evans, S.; Hamnett, A.; Orchard, A.F.,
The relative orbital energies of metal ligand electrons in some tris(hexafluoroacetylacetonato) transition-metal complexes,
J. Coord. Chem., 1972, 2, 57. [all data]
Evans, Hamnett, et al., 1972, 2
Evans, S.; Hamnett, A.; Orchard, A.F.; Lloyd, D.R.,
Study of the metal-oxygen bond in simple tris-chelate complexes by He(I) photoelectron spectroscopy,
Faraday Discuss. Chem. Soc., 1972, 54, 227. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy EA Electron affinity ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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