Syntheses and spectroscopic and magnetic properties of novel binuclear vanadium (III)/(IV) complexes. Crystal structures of [L2V2 (. mu.-O)(. mu.-CH3CO2) 2] I2 …

M Koeppen, G Fresen, K Wieghardt, RM Llusar… - Inorganic …, 1988 - ACS Publications
M Koeppen, G Fresen, K Wieghardt, RM Llusar, B Nuber, J Weiss
Inorganic Chemistry, 1988ACS Publications
Recently we have shown that binuclear metal centers bridged by an oxo group and two
carboxylato groups,[2 (µ-0)(µ-CH3C02) 2], form readily in aqueous ammonium acetate con-
taining solutions using mononuclear complexes of the type LMX3 as starting materials. 22· 3
L represents a suitable tridentate N-(1)(a) Ruhr-Universitát Bochum,(b) Texas A&M
University,(c) Universitát Heidelberg. donor ligand, M has been iron (III) 2 or manganese (III),
3 re-spectively, and X" is a unidentate ligand such as chloride or bromide. Studies using the …
Recently we have shown that binuclear metal centers bridged by an oxo group and two carboxylato groups,[2 (µ-0)(µ-CH3C02) 2], form readily in aqueous ammonium acetate con-taining solutions using mononuclear complexes of the type LMX3 as starting materials. 22· 3 L represents a suitable tridentate N-(1)(a) Ruhr-Universitát Bochum,(b) Texas A&M University,(c) Universitát Heidelberg. donor ligand, M has been iron (III) 2 or manganese (III), 3 re-spectively, and X" is a unidentate ligand such as chloride or bromide. Studies using the saturated tridentate macrocycle
1, 4, 7-triazacyclononane2 or its N-methylated derivative2" 4 and (2)(a) Wieghardt, K.; Pohl, K.; Gebert, W. Angew. Chem., Int. Ed. Engl. 1983, 22, 727.(b) Spool, A.; Williams, I. D.; Lippard, S. J. Inorg. Chem. 1985, 24, 2156.
ACS Publications
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