CAS 603-45-2 appears in our catalog under these names: 4-(Bis(4-Hydroxyphenyl)methylene)cyclohexa-2,5-dienone, Rosolic Acid, Rosolic acid , Aurin, Rosolic acid. Offered by: TRC, GLPBio, Thermo Scientific (Alfa Aesar), Biosynth, Thermo Scientific (Acros). Available pack sizes: 10g, 1g, 500mg, 100g, 25g, 50g, 500g, 250g.