Synonyms:

3,4'-Biphthalic anhydride;Biphenyl-2,3,3',4'-tetracarboxylic acid dianhydride, 4,5'-Bi-2-benzofuran-1,1',3,3'-tetrone;2,3,3',4'-Biphenyl tetracarboxylic dianhydride(a-BPDA );[4,5'-Biisobenzofuran]-1,1',3,3'-tetraone;2,3,3',4'-BiphenyLtetracarboxylic;2,3,3',4'-Biphenyltetracarboxylic dianhydride (α-BPDA);4-(1,3-dioxo-2-benzofuran-5-yl)-2-benzofuran-1,3-dione;2，3，3'

Canonical SMILES: C1=CC(=C2C(=C1)C(=O)OC2=O)C3=CC4=C(C=C3)C(=O)OC4=O

Density:1.625±0.06g/cm3(Predicted)

Boiling Point:609.3±48.0°C(Predicted)

Melting Point: 199°C