More Information about the M(acac)3 Complexes


Many Tris(acetonylacetonate)metal complexes have been used to demonstrate aspects of symmetry in this Web site.
The tris(acetonylacetonate)chromium(III) molecule (showing multiple bonds but not illustrating the delocalized nature of the bonds) is shown on your left.
Click here for a discussion of the charge delocalization in the acac ligand
Tris(acetonylacetonate)Chromium(III) Reference for the Isomer shown: R. Kuroda, S. F. Mason; J. Chem. Soc., Dalton Trans. 1979, P. 273.
Tris(acetonylacetonate)Ruthenium(III) Reference for the Isomer shown: T.S. Knowles, B.J. Howlin, J.R. Jones, D.C. Povey, C.A. Amodio; Polyhedron, Vol 12, 1993, p. 2921.
Tris(acetonylacetonate)Iridium(III) Reference for the Isomer shown: V. G. Isakova, I. A. Baidina, N. B. Morozova, I. K. Igumenov; Polyhedron; Vol 19, 2000, p. 1097.
Tris(acetonylacetonate)Manganese(III) Reference for the Isomer shown: B.R. Stults, R.S. Marianelli, V.W. Day; Inorg. Chem., Vol 18, 1979, p. 1853.
Tris(acetonylacetonate)Molybdenum(III) Reference for the Isomer shown: C.L.Raston, A.H. White; Australian Journal of Chemistry, 32, 1979, P. 507.
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Resources developed by Marion E. Cass, Carleton College and updated in 2014. Computations and content done in consultation with Henry S. Rzepa, Imperial College, London