CAS:2420-87-3 Molekulyar formula:C16H6O6 Molekulyar og'irlik:294.22 EINECS:219-342-9 Sinonimlar:3,3',4,4'-Bifeniltetrakarboksilik diangidrid 97%; 4,4'-biftalik angidrid (sublimatsiya bilan tozalangan); 3,3'4,4'-Bifenil tetrakarboksilik kislota diangidrid (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