CAS:2420-87-3 Fformiwla Moleciwlaidd:C16H6O6 Pwysau moleciwlaidd:294.22 EINECS:219-342-9 Cyfystyron:3,3',4,4'-Diphenyltetracarboxylic dianhydride 97%; 4,4'-Biphthalic Anhydride (puro gan sublimation); 3,3'4,4'- Dianhydride asid tetracarbosilig deuffenyl (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