Chromium, tris(1,1,1-trifluoro-2,4-pentanedionato-O,O')-


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
Δsub28.0 ± 0.96kcal/molN/ARibeiro Da Silva and Ferrão, 1987 

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Reference Comment
18.3 ± 0.1455.Chumachenko, Igumenov, et al., 1978Based on data from 424. - 486. K.

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
17.373. - 403.TGAFahlman and Barron, 2000 
43.5 ± 0.96426.CRibeiro Da Silva and Ferrão, 1987 
27.5 ± 0.2373. - 438.GSMatsubara and Kuwamoto, 1985 
26.9 ± 1.1403. - 423.N/AChumachenko, Igumenov, et al., 1978 
12.8447.N/AVolkov, Mazurenko, et al., 1978 
26.00 ± 0.31395.N/AFontaine, Pommier, et al., 1972Based on data from 377. - 413. 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

Ionization energy determinations

IE (eV) Method Reference Comment
8.2 ± 0.2PEWestmore, Reimer, et al., 1981LLK
9.09 ± 0.05EIBancroft, Reichert, et al., 1969RDSH
8.58 ± 0.07PEEvans, Hamnett, et al., 1972Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C10H8O4F6Cr+11.9 ± 0.1?EIBancroft, Reichert, et al., 1969RDSH

Mass spectrum (electron ionization)

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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NIST MS number 18195

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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.

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]

Chumachenko, Igumenov, et al., 1978
Chumachenko, Y.V.; Igumenov, I.K.; Zemskov, S.V., Russ. J. Phys. Chem., 1978, 52, 1393. [all data]

Fahlman and Barron, 2000
Fahlman, Bradley D.; Barron, Andrew R., Substituent effects on the volatility of metal ?-diketonates, Adv. Mater. Opt. Electron., 2000, 10, 3-5, 223-232, https://doi.org/10.1002/1099-0712(200005/10)10:3/5<223::AID-AMO411>3.0.CO;2-M . [all data]

Matsubara and Kuwamoto, 1985
Matsubara, Norio; Kuwamoto, Tooru, Vapor pressures and enthalpies of sublimation and evaporation of trifluoroacetylacetonates in helium and helium containing the ligand vapor, Inorg. Chem., 1985, 24, 17, 2697-2701, https://doi.org/10.1021/ic00211a022 . [all data]

Volkov, Mazurenko, et al., 1978
Volkov, S.V.; Mazurenko, E.A.; Bublik, Z.N., Effect of the nature of substituents in β-diketonates on their thermodynamic characteristics, Str., Svoistva Primen. β [Beta]-Diketonatov Met., [Mater. Vses. Semin.], 3rd, V.I. Spitsyn, ed(s)., 1978, 119-122. [all data]

Fontaine, Pommier, et al., 1972
Fontaine, R.; Pommier, C.; Guiochon, G., Bull. Soc. Chim. Fr., 1972, 8, 3011. [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]

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]

Evans, Hamnett, et al., 1972
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

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