Synonyms: Disiloxane,1,3-dicyclopentadienyl-1,1,3,3-tetramethyl-, Fe deriv. (6CI); Disiloxane,1,3-dicyclopentadienyl-1,1,3,3-tetramethyl-, iron deriv. (7CI); Ferrocene,1,1'-(tetramethyldisiloxanylene)- (8CI); Iron,[(tetramethyldisiloxanylene)dicyclopentadienylene]-; NSC 156889