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

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Abstract
The reaction of W2(NMe2)6 with hexafluoroacetone (HFA) yields W2[OC(CF3)2NMe2]2(NMe2)4, an orange solid, which was characterized by mass spectra, 1H, 13C, 19F NMR spectra and an X-ray structure analysis. The compound contains a W=W triple bond of 230.1(1) pm.