Dreikernkomplexe mit Ferrocen-1,1'-dithiolat-Brücke / Trinuclear Complexes Containing a Ferrocene-1,1'-dithiolato Bridge

Abstract

<jats:title>Abstract</jats:title><jats:p>Trimetallic complexes Fe(C<jats:sub>5</jats:sub>H<jats:sub>4</jats:sub>-SML<jats:sub>n</jats:sub>)<jats:sub>2</jats:sub> (ML<jats:sub>n</jats:sub> = M(NO)<jats:sub>2</jats:sub>Cp (M = Cr. Mo, W) and M(CO)<jats:sub>3</jats:sub> Cp (M = Mo, W)) containing a ferrocene-1.1'-dithiolato bridge between two group VI metals were prepared and spectroscopically characterized. The mixed species Fe(C<jats:sub>5</jats:sub>H<jats:sub>4</jats:sub>-SCr(NO)<jats:sub>2</jats:sub>Cp)(C<jats:sub>5</jats:sub>H<jats:sub>4</jats:sub>-SW(CO)<jats:sub>3</jats:sub>Cp) and the bimetallic precursors Fe(C<jats:sub>5</jats:sub>H<jats:sub>4</jats:sub>-SML<jats:sub>n</jats:sub>)(C<jats:sub>5</jats:sub>H<jats:sub>4</jats:sub>-SH), (ML<jats:sub>n</jats:sub>=M(NO)<jats:sub>2</jats:sub>Cp(M=Cr,Mo), M(CO),Cp(M=Mo,W)). were also obtained. The ferrocene-thiolato ligands are stronger electron-donors than phenyl-and methyl-thiolato ligands.</jats:p>