Complexes bearing conventional nitrile ligands, NCR (R = Alkyl,
Aryl), attract great attention as easily-accessible starting materials
for syntheses of other coordination and organometallic compounds
via either substitution of NCR ligand or by reactions of a coordinated
nitrile with nucleophiles, 1,3-dipoles, and electrophiles.
These reactivity modes of nitrile metal species were widely
investigated and repeatedly reviewed through the last two decades