New chemistry of the triply bonded divanadium (V24+) unit and reduction to an unprecedented V23+ core

Article abstract of DOI:10.1021/ic034646e

We report here the synthesis and characterization of seven new divanadium compounds with the paddlewheel geometry bridged by nitrogen-donating ligands. Five of these contain the diamagnetic V₂⁴⁺ core with short V-V distances of less