Bis(benzene)niobium Nb(h6-C6H6)2 is deep red paramagnetic solid, decomposing at 90 °C.
Synthesis:
Bis(benzene)niobium Nb(C6H6)2 is obtained by reaction of metallic niobium and benzene:
Nb + 2 C6H6 → Nb(h6-C6H6)2
Nb(h6-C6H6)2 was reported to be tested for the growth of Nb films by MOCVD
[i] E. J. Cukauskas, R. T. Holm, A. D. Berry, R. Kaplan, M. L. H. Green, IEEE Trans. Magnet., 23 (1987), 999-1002.
[ii] P. D. Stupik, L. K. Cheatham, J. J. Graham, and A. R. Barron, MRS Symp.Proc., 168 (1990), 363-367