CAS 321-30-2 appears in our catalog under these names: Adenine sulphate, min. 95 %, 2 kg, 7H-Purin-6-amine sulfate (2:1), 98%, Adenine Hemisulfate, >95% (HPLC), 7H-Purin-6-amine Sulphate (Adenine Sulphate), Adenine hemisulfate/ 99.78% (existing batch purity). Offered by: Roth, Fluorochem, TRC, Mikromol, TargetMol. Available pack sizes: 2kg, 25g, 100g, 500g, 50g, 4x25mg, 25mg, 5g.