3,3′,4,4′-Benzophenonetetracarboxylic Dianhydride (purified by sublimation) 98.0+%, TCI America™
CAS=2421-28-5, Molecular Formula=C17H6O7, Molecular Weight (g/mol)=322.228, MDL Number=MFCD00005923, InChI Key=VQVIHDPBMFABCQ-UHFFFAOYSA-N, Synonym=3,3',4,4'-benzophenonetetracarboxylic dianhydride,benzophenonetetracarboxylic dianhydride,benzophenonetetracarboxylic acid dianhydride,1,3-isobenzofurandione, 5,5'-carbonylbis,4,4'-carbonylbis phthalic anhydride,4,4'-carbonyldiphthalic anhydride,4,4'-diphthalic anhydride ketone,benzophenonetetracarboxylic anhydride,phthalic anhydride, 4,4'-carbonyldi,unii-y61gva8097, PubChem CID=75498, IUPAC Name=5-(1,3-dioxo-2-benzofuran-5-carbonyl)-2-benzofuran-1,3-dione, SMILES=C1=CC2=C(C=C1C(=O)C3=CC4=C(C=C3)C(=O)OC4=O)C(=O)OC2=O