Rj. Harrison et al., OXIDATION OF NIOBOCENE DICHLORIDE TO NIOBIUM(V) CATIONIC SPECIES, Journal of organometallic chemistry, 568(1-2), 1998, pp. 271-277
Oxidations of 1 using copper(II) dichloride and silver tetrafluorobora
te produces a niobocene dichloride cation in [Nb(eta(5)-C5H4But)(2)Cl-
2][CuCl2] 1, and a mixed halide cation in [Nb(eta(5)-C5H4But)(2)(Cl)F]
[BF4] 2. (C) 1998 Elsevier Science S.A. All rights reserved.