Synthese und Kristallstruktur von W2[OC(CF3)2NMe2]2(NMe2)4 / Synthesis and Crystal Structure of W2[OC(CF3)2NMe2]2(NMe2)4

The reaction of W 2 (NMe 2 ) 6 with hexafluoroacetone (HFA) yields W 2 [OC(CF 3 ) 2 NMe 2 ] 2 (NMe 2 ) 4 , an orange solid, which was characterized by mass spectra, 1 H, 13 C, 19 F NMR spectra and an X-ray structure analysis. The compound contains a W=W triple bond of 230.1(1) pm.