r-np-xyl; (r,r)-1-{1-[bis(3,5-dimethylphenyl)phosphino]ethyl}-2-[di(1-naphthyl)phosphino]ferrocene; (2R)-1-[(1R)-1-[BIS(3,5-DIMETHYLPHENYL)PHOSPHINO]ETHYL]-2-(DI-1-NAPHTHALENYLPHOSPHINO)FERROCENE; (R)-(-)-1-[(S)-2-(Di-1-naphthylphosphino)ferrocenyl]ethyldi-3,5-xylylphosphine; (R)-1-{(SP)-2-[Di(1-naphthyl)phosphino]ferrocenyl}ethyldi(3,5-xylyl)phosphine; 1,2,3,4,5-Cyclopentanepentayl, compd. with 1-[(1S)-1-[bis(3,5-dimethylphenyl)phosphino]ethyl]-2-(di-1-naphthalenylphosphino)-1,2,3,4,5-cyclopentanepentayl, iron salt (1:1:1)
