Redox-Active Sulphur Diimide Ligand Anion ra
dicals of R−N=S=N−R have never been isolate
d or structurally characterize
d. In their Full Paper on
doi.org/10.1002/chem.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 complexes (Ln = Sm, Eu, Yb; R = NSiMe
3) of sulphur
diimi
des an
d demonstrate by exhaustive characterisation (X-ray
diffraction, EPR, UV-Vis-NIR spectroscopy, SQUID magnetometry an
d rigorous ab initio computational metho
ds) that these powerful re
ducing agents transfer an electron to the coor
dinate
d thiazyl ligan
d. A bran
d new worl
d of re
dox non-innocent ligan
ds has thus emerge
d on the horizon.