4H-1-Benzopyran-4-one,2,3-dihydro-3-[(6-methyl-4-oxo-4H-1-benzopyran-3-yl)methylene]- is a chemical compound registered under CAS number 178808-75-8, with the molecular formula C20H14O4 and a molecular weight of about 318.33 g/mol. NewsChem supplies 4H-1-Benzopyran-4-one,2,3-dihydro-3-[(6-methyl-4-oxo-4H-1-benzopyran-3-yl)methylene]- for laboratory research and bulk production; product code 1486731. Send an inquiry for purity, packaging, price and lead time.