3,3′,5,5′-Tetramethyl-4,4′-diphenoquinone (TMDQ) is a chemical compound registered under CAS number 142763-32-4, with the molecular formula C16H16O2 and a molecular weight of about 240.3 g/mol. FireTardant supplies 3,3′,5,5′-Tetramethyl-4,4′-diphenoquinone (TMDQ) for laboratory research and bulk production; product code 274064. Send an inquiry for purity, packaging, price and lead time.