Synonyms: 1,1''-([4,4'-BIPIPERIDINE]-1,1'-DIYLDICARBONYL)BIS[1'-(METHOXYCARBONYL) FERROCENE];1,1''-((4,4'-bipiperidine)-1,1'-diyldi-carbonyl)B;1,1''-((4,4'-BIPIPERIDINE)-1,1'-DIYLDI-C ARBONYL)BISMEOCARBONYLFERROCENE), 97%;(bipiperidinediyldicarbonyl)bis(methoxycarbonyl)ferrocene