CAS 540475-45-4 appears in our catalog under these names: (R,R)-Me-Ferrocelane 97%, 1,1'-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLAN&, 1,1Bis((2R,5R)-2,5-dimethylphospholano)ferrocene, 97%, 97%, (R,R)-Methyl-ferrocelane, 97%. Offered by: Ambeed, Sigma-Aldrich, Chemat, Fluorochem. Available pack sizes: 100mg, 250mg, 1g, 5g, 25g, 500MG, 50mg.