Cobalt tris(acetylacetonate)

• Formula: C₁₅H₂₁CoO₆
• Molecular weight: 356.2568
• IUPAC Standard InChI: InChI=1S/3C5H8O2.Co/c3*1-4(6)3-5(2)7;/h3*3,6H,1-2H3;/q;;;+3/p-3/b3*4-3-; Copy

  
• IUPAC Standard InChIKey: RHCQEPWEBDOALW-LNTINUHCSA-K Copy
• CAS Registry Number: 21679-46-9
• 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: Cobalt acetylacetonate; Cobalt, tris(2,4-pentanedionato-O,O')-, (OC-6-11)-; Cobalt, tris(2,4-pentanedionato)-; Cobalt triacetoacetate; Cobalt triacetylacetonate; Cobalt(III) acetylacetonate; Cobalt(3+) acetylacetonate; Cobaltic acetylacetonate; Cobaltic trisacetylacetonate; Tris(acetylacetonato)cobalt; Tris(2,4-pentanedionato)cobalt; Cobalt(III) 2,4-pentanedionate; Tris(acetylacetonato)cobalt(III); Cobalt, tris(2,4-pentanedionato-O,O')-; Cobalt, tris(2,4-pentanedionato-κO,κO')-, (OC-6-11)-; Cobalt, tris(2,4-pentanedionato-κO2,κO4)-, (OC-6-11)-; NSC 43621; Tris(acetylacetone)cobalt; tris(pentane-2,4-dionato-O,O')cobalt
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• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
• Data at other public NIST sites:
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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

Enthalpy of sublimation

Enthalpy of fusion

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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• Symbols used in this document:
  

  ΔfusH	Enthalpy of fusion
  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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