Reversible Dihydrogen Activation in Cationic Rare-Earth-Metal Polyhydride Complexes


  • We thank the Deutsche Forschungsgemeinschaft for financial support through the International Research Training Group “SeleCa” (GRK 1628) and the Fonds der Chemischen Industrie. L.M. is member of the Institute Universitaire de France. The Alexander von Humboldt Foundation is also acknowledged for a fellowship to A.V. and L.M.


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In or out? A quadruply hydride-bridged dilutetium complex releases dihydrogen under C[BOND]H bond activation of one of the methyl groups of the ligand. The resulting trihydrido complex readily takes up dihydrogen (see scheme).