Preparation, structure and redox activity of nickel(II), palladium(II), and copper(II) cofacial binuclear bis(.beta.-keto-enamine) complexes

The synthesis of the new bis(β-keto enamine) ligand BBIH 2 , or 5-tert-butyl-m-xylylenebis(acetylacetone imine) (3,3'-[5-(1,1-dimethylethyl)-1,3-phenylenebis(methylene)]bis(4-amino-3-penten-2-one)), and the properties of three of its cofacial binuclear metal complexes are described