CAS 247923-41-7 appears in our catalog under these names: (S,S)-TipsDPEN 97% +99%ee, N-[(1S,2S)-2-Amino-1,2-diphenylethyl]-2,4,6-tris(1-methylethyl)benzenesulfonamide, 97% +99%ee, 97% +99%ee, N-[(1S,2S)-2-Amino-1,2-diphenylethyl]-2,4,6-trisisopropylbenzenesulfonamide, 98%. Offered by: Ambeed, Chemat, Fluorochem. Available pack sizes: 250mg, 1g, 5g.