CAS:2420-87-3 Foirmle Mhóilíneach:C16H6O6 Meáchan Móilíneach:294.22 EINECS:219-342-9 Comhchiallaigh:3,3',4,4'-Déphenyltetracarboxylic dianhydride 97%; Ainhidríd 4,4'-Déphthalic (íonaithe ag sublimation); Dianhidríd(s-BPDA) d'aigéad défheinile 3,3'4,4'; 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