Cobalt (III) tris(acetylacetonate) [Co(acac)3]

Co(acac)3 for Co3O4 by CVD

Co(III) acetylacetonate Co(acac) 3 was applied as MOCVD precursor for the growth of cubic spinel-type polycrystalline Co3O4 thin films on planar stainless steel substrates. The Co3O4 catalyst was reported to be active for the combustion of propane and ethanol [[i]]

 [i] N. Bahlawane, E. F. Rivera, K. Kohse-Höinghaus, A. Brechling, U. Kleineberg, Appl. Catal. B: Environmental 2004, 53, 245–255.

 

Co(acac)3 for Co catalysts by ALE

Co(acac)3 was applied as precursor for the preparation by atomic layer epitaxy (ALE). of SiO 2-supported Co catalysts (used for gas-phase toluene hydrogenation). [ 16].

Cobalt (III) tris(heptanedionate) Co(hd)3, Cobalt (III) tris(dimethylheptanedionate) Co(dmhd)3

 

Cobalt (III) tris(heptanedionate) Co(hd)3,

Cobalt (III) tris(dimethylheptanedionate) Co(dmhd)3

 

Tris(3,5-heptanedionato)cobalt(III) (Co(hd)3) and tris(dimethylheptanedionato)cobalt(III) (Co(dmhd)3) have been synthesized, characterized, its thermal properties were compared with a series of other Co β-diketonates. Co(hd)3 had lower melting point and was suggested under suitable conditions to be a better precursor than conventional tris(2,2,6,6-tetramethyl-3,5-heptanedionato cobalt(III) (Co(thd)3). According to isothermal TGA study, Co(hd)3 was suggested to be better precursor at higher temperatures, while Co(dmhd)3 would be more efficient precursor at lower temperature. [[i]]

[i] Hanbin Lee, Choong Hyuk Lee, In Sook Oh, and Ik Mo Lee, Bull. Korean Chem. Soc. 2010, Vol. 31, No. 4 891, « A Study on the Development of CVD Precursors VI-Thermal Properties of Co(III) β-Diketonates »

Cobalt tris(2,2,6,6-tetramethyl-3,5-heptanedionate) Co(thd)3

Co(acac)3 for Sr-Co-Fe perovskites by AACVD

Co(thd)3 was demonstrated to be a useful precursor for aerosol-assisted CVD of mixed-conducting ceramic films of Sr-Co-Fe perovskite phases [1026].

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