CAS 74286-50-3 appears in our catalog under these names: (1Sp)-1-(Diphenylphosphino)-2-[(1R)-1-(diphenylphosphino)ethyl]ferrocene, 98%, 98%, (1Sp)-1-(Diphenylphosphino)-2-[(1R)-1-(diphenylphosphino)ethyl]ferrocene, 98%. Offered by: Chemat, Ambeed. Available pack sizes: 100mg, 250mg, 1g.