Thiopyrano[4,3-f][2]benzopyran-4,7-dione is a chemical compound registered under CAS number 697751-32-9, with the molecular formula C12H6O3S and a molecular weight of about 230.24 g/mol. FireTardant supplies Thiopyrano[4,3-f][2]benzopyran-4,7-dione for laboratory research and bulk production; product code 2428310. Send an inquiry for purity, packaging, price and lead time.