naphthgeranine E is a chemical compound registered under CAS number 137109-47-8, with the molecular formula C20H16 O7 and a molecular weight of about 368.33 g/mol. It is also known as 3,8,10-Trihydroxy-2-(hydroxymethyl)-5,5-dimethyl-5H-benzo[d]naphtho[2,3-b]pyran-7,12-dione. ChemIBD supplies naphthgeranine E for laboratory research and bulk production; product code 1039764. Send an inquiry for purity, packaging, price and lead time.