CAS:2420-87-3 Fòmil molekilè:C16H6O6 Pwa molekilè:294.22 EINECS:219-342-9 Sinonim:3,3',4,4'-Biphenyltetracarboxylic dyanhydride 97%; 4,4'-Biphtalic Anhydride (pirifye pa sublimasyon); 3,3'4,4'-Biphenyl tetracarboxylic asid dyanhydride (s-BPDA); S-BDPA; S-BPDA; [5,5'-biisobenzofuran]-1,1',3,3'-tetron; [5,5'-Biisobenzofuran]-1,1',3,3'-tetron; 5,5'-Biisobenzofuran-1,1',3,3'-tetron