5,4-dihydroxy-3,6,7,8,3-pentamethoxyflavone is a chemical compound registered under CAS number 50439-47-9, with the molecular formula C20H20 O9 and a molecular weight of about 404.36 g/mol. It is also known as 3-Methoxycalycopterin; 4,5-Dihydroxy-3,3,6,7,8-pentamethoxyflavone. TwoChem supplies 5,4-dihydroxy-3,6,7,8,3-pentamethoxyflavone for laboratory research and bulk production; product code 492123. Send an inquiry for purity, packaging, price and lead time.