CAS 1373432-68-8 is the registry number for (S)-2-Amino-4-((((2R,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl)(3-(pyridin-2-yl)propyl)amino)butanoic acid, 95%. Offered by: Ambeed, BLDpharm. Available pack sizes: 1mg, 5mg, 10mg, 25mg, 50mg.