Benzoic acid, anhydridewith formic acid is a chemical compound registered under CAS number 78823-32-2, with the molecular formula C8H6O3 and a molecular weight of about 150.13 g/mol. It is also known as Benzoicformic anhydride. FireTardant supplies Benzoic acid, anhydridewith formic acid for laboratory research and bulk production; product code 603511. Send an inquiry for purity, packaging, price and lead time.