What is another word for ferrocene?
Pronunciation: [fˈɛɹə͡ʊsˌiːn] (IPA) 
Ferrocene is a chemical compound composed of two cyclopentadienyl rings with an iron atom sandwiched between them. It is commonly used in organometallic chemistry and as an additive in the petroleum industry. Synonyms for ferrocene include dicyclopentadienyliron, bis(cyclopentadienyl)iron, and Fe(C5H5)2. Other similar compounds include nickelocene, cobaltocene, and ruthenocene, which have the same structure as ferrocene but with different metal atoms. Ferrocene derivatives like ferrocenylmethanol, ferrocenylphenylphosphine, and ferrocenecarboxylic acid are also important in various chemical applications.
