N-Heterocyclic Carbene Stabilized Digermanium(0)


  • We thank the Australian Research Council (fellowships for C.J. and A.S.) and the Deutsche Forschungsgemeinschaft (grant FR641/25-1 to G.F.). The EPSRC is also thanked for access to the UK National Mass Spectrometry Facility.


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Zero Ge! Reductions of an N-heterocyclic carbene (NHC) adduct of GeCl2 with magnesium(I) dimers afford a dimeric compound (see picture), which structural and theoretical studies show to contain a singlet digermanium(0) fragment :Ge[DOUBLE BOND]Ge: datively coordinated by two NHC ligands.