12083-48-6 Bis(cyclopentadienyl)vanadium chloride CCRIS 5975 Dichlorobis(.eta.5-cyclopenta-2,4-dien-1-yl)vanadium Dichlorodi-pi-cyclopentadienylvanadium Dichlorovanadocene EINECS 235-150-8 Vanadium, dichlorodi-pi-cyclopentadienyl- Vanadocene dichloride