849924-37-4 1,2,3,4,5-cyclopentanepentayl, compd. with 1-[(1R)-1-[bis(1,1-dimethylethyl)phosphino]ethyl]-2-[bis[4-(trifluoromethyl)phenyl]phosphino]-1,2,3,4,5-cyclopentanepentayl, iron salt (1:1:1) 849924-44-3 1,2,3,4,5-cyclopentanepentayl, compd. with 1-[(1R)-1-[bis(1,1-dimethylethyl)phosphino]ethyl]-2-(di-1-naphthalenylphosphino)-1,2,3,4,5-cyclopentanepentayl, iron salt (1:1:1) 849925-19-5 1,2,3,4,5-Cyclopentanepentayl, compd. with 1-[(1R)-1-(dicyclohexy lphosphino)ethyl]-2-[2-(diphenylphosphino)phenyl]-1,2,3,4,5-cyclo pentanepentayl, iron salt (1:1:1)