Room temperature treatment of (η-C5H5)NbCl4with a stoichiometric amount of (Me3Si)2NMe in acetonitrile, gives (η-C5H5)NbCl2(NCH3) in 87% yield. The X-ray structure reveals a three-legged piano stool geometry with a NbN bond length of 1.752(2) Å and a NbNC angle of 163.4(3)°. © 1989.
Gibson, V. C., Williams, D. N., Clegg, W., & Hockless, D. C. R. (1989). Synthesis, X-ray structure and reactivity of the, half-sandwich imido complex (η-C5H5)NbCl2(NCH3). Polyhedron, 8(13–14), 1819–1820. https://doi.org/10.1016/S0277-5387(00)80657-9