Cr(v)–Cr(v) dimers in Ae4[Cr2N6] (Ae = Ca and Sr)
Abstract
Single crystals of the isostructural compounds Ae4[Cr2N6]
(Ae = Ca and Sr) were synthesised from the elements in a mixed sodium–gallium melt at 900 °C. The reactions were performed in sealed niobium tubes with NaN3 as the