Cobalt tris(acetylacetonate)


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
Δsub32.17 ± 0.96kcal/molMEMalkerova, Alikhanyan, et al., 1990Based on data from 318. - 382. K.

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference
33.0433. - 463.TGAFahlman and Barron, 2000
34.1 ± 1.6471.DSCMurray and Hill, 1987
25.60390.N/AGötze, Bloss, et al., 1970

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Method Reference Comment
22.4478.DSCSabolovic, Mrak, et al., 2004Value is abnormally large compared with Cr(acac)<sub>3</sub>- may undergo decomposition

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.

Malkerova, Alikhanyan, et al., 1990
Malkerova, I.P.; Alikhanyan, A.S.; Sevast'yanov, V.G.; Grinberg, Ya.Kh.; Gorgoraki, V.I., Thermal behavior of 3d transition metal acetylacetonates, Zh. Neorg. Khim., 1990, 35, 2, 413. [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]

Murray and Hill, 1987
Murray, J.P.; Hill, J.O., DSC determination of the sublimation enthalpy of tris(2,4-pentanedionato)cobalt(III) and bis(2,4-pentanedionato) nickel(II) and -copper(II), Thermochimica Acta, 1987, 109, 2, 383-390, https://doi.org/10.1016/0040-6031(87)80034-5 . [all data]

Götze, Bloss, et al., 1970
Götze, H.-J.; Bloss, K.; Molketin, H., Dampfdruckbestimmung von Acetylacetonaten, Zeitschrift für Physikalische Chemie, 1970, 73, 46, 314-320, https://doi.org/10.1524/zpch.1970.73.46.314 . [all data]

Sabolovic, Mrak, et al., 2004
Sabolovic, Jasmina; Mrak, Zeljko; Kostrun, Sanja; Janekovic, August, Is the Enthalpy of Fusion of Tris(acetylacetonato)metal(III) Complexes Affected by Their Potential Energy in the Crystal State?, Inorg. Chem., 2004, 43, 26, 8479-8489, https://doi.org/10.1021/ic048900u . [all data]


Notes

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