4H-1-Benzopyran-4-one,7-hydroxy-3-(4-hydroxyphenyl)-2-[(4-hydroxyphenyl)thio]- is a chemical compound registered under CAS number 564476-99-9, with the molecular formula C21H14O5S and a molecular weight of about 378.4 g/mol. FireTardant supplies 4H-1-Benzopyran-4-one,7-hydroxy-3-(4-hydroxyphenyl)-2-[(4-hydroxyphenyl)thio]- for laboratory research and bulk production; product code 1711834. Send an inquiry for purity, packaging, price and lead time.