CAS 185913-97-7 appears in our catalog under these names: (R)-MeO-Cl-BIPHEP, 97%, (R)-Cl-MeO-BIPHEP 98%, (R)-(+)-5,5'-DICHLORO-2,2'-BIS(DIPHENYL&, (R)-(5,5'-Dichloro-6,6'-dimethoxy-[1,1'-biphenyl]-2,2'-diyl)bis(diphenylphosphine), 98%, 98%. Offered by: Fluorochem, Ambeed, Sigma-Aldrich, Chemat. Available pack sizes: 100mg, 250mg, 1g.