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Brylev, Konstantin A.,Mironov, Yuri V.,Fedorov, Vladimir E.,Kim, Sung-Jin,Pietzsch, Hans-Jü,rgen,Stephan, Holger,Ito, Akitaka,Kitamura, Noboru Elsevier 2010 Inorganica chimica acta Vol.363 No.11
<P><B>Graphical abstract</B></P><P>A new hexanuclear anionic rhenium cluster complex [Re<SUB>6</SUB>S<SUB>8</SUB>(CH<SUB>3</SUB>COO)<SUB>6</SUB>]<SUP>4–</SUP> have been synthesized and characterized by X-ray single-crystal diffraction analysis, IR, <SUP>1</SUP>H NMR, UV/vis, and luminescence spectroscopies. The complex is the first demonstration of any chalcogenide hexanuclear clusters coordinated with acetic acid anions.</P><ce:figure></ce:figure> <P><B>Abstract</B></P><P>A room-temperature reaction between [Re<SUB>6</SUB>S<SUB>8</SUB>(OH)<SUB>6</SUB>]<SUP>4−</SUP> and acetic acid in an aqueous solution resulted in the substitution of all terminal hydroxo groups by acetate ligands, affording a new hexanuclear anionic rhenium cluster complex [Re<SUB>6</SUB>S<SUB>8</SUB>(CH<SUB>3</SUB>COO)<SUB>6</SUB>]<SUP>4−</SUP>. The complex was isolated as a potassium salt with the composition of K<SUB>4</SUB>[Re<SUB>6</SUB>S<SUB>8</SUB>(CH<SUB>3</SUB>COO)<SUB>6</SUB>]·8H<SUB>2</SUB>O (<B>1</B>) and characterized by X-ray single-crystal diffraction and elemental analyses, IR, <SUP>1</SUP>H NMR, UV–Vis, and luminescence spectroscopies.</P>