CAS 446-72-0 appears in our catalog under these names: Genistein, 98%, Genistein, Genistein, >95% (HPLC), Genistein/ 99.69% (existing batch purity), 4',5,7-Trihydroxyisoflavone, 9 . Offered by: Combi-blocks, Chemat Brand, TRC, Mikromol, Dr. Ehrenstorfer. Available pack sizes: 100g, 25g, 5g, on request, 100mg, 10mg, 250mg, 10mM (in 1ml dmso).