Tags: Chemical Compound, Chemical Substance.
Ferrocenium tetrafluoroborate is an organometallic compound with the formula [Fe(C5H5)2]BF4. This salt is composed of the cation [Fe(C5H5)2]+ and the tetrafluoroborate anion (BF4-). The related hexafluorophosphate is also a popular reagent with similar properties. The cation is often abbreviated Fc+ or (Cp2Fe)+.