Redox-Active Sulphur Diimide Ligand Anion radicals of R&
minus;N=S=N&
minus;R have never been isolated or structurally characterized. In their Full Paper on
m.201604340" rel="references:https://doi.org/10.1002/chem.201604340">page 1278 ff., N P. Gritsan, R. T. Boeré, P. W. Roesky, A. V. Zibarev, S. N. Konchenko et al. report the first Cp*
2Ln co
mplexes (Ln = S
m, Eu, Yb; R = NSiMe
3) of sulphur dii
mides and de
monstrate by exhaustive characterisation (X-ray diffraction, EPR, UV-Vis-NIR spectroscopy, SQUID
magneto
metry and rigorous ab initio co
mputational
methods) that these powerful reducing agents transfer an electron to the coordinated thiazyl ligand. A brand new world of redox non-innocent ligands has thus e
merged on the horizon.