3,3',4,4'-Benzophenonetetracarboxylic dianhydride, 97+%

CAS: 2421-28-5

Ref. 02-A16529

Product Information

• Name: 3,3',4,4'-Benzophenonetetracarboxylic dianhydride, 97+%
• Synonyms: 5-(1,3-dioxo-2-benzofuran-5-carbonyl)-2-benzofuran-1,3-dione, 1,3-Isobenzofurandione, 5,5'-carbonylbis-, 3,3',4,4'-Benzophenone tetracarboxylic dianhydride, 3,3',4,4'-Benzophenonetetracarboxylic acid di-anhydride, 3,3',4,4'-Benzophenonetetracarboxylic acid dianhydride, 3,3',4,4'-Benzophenonetetracarboxylicaciddianhydride, 3,3',4,4'-Tetracarboxybenzophenone dianhydride, 3,3,4,4-Benzophenonetetracarboxylic dianhydride, 3,3,4,4-Benzophenontetracarbonsaeuredianhydride, 3,3′,4,4′-Benzophenonetetracarboxylic acid dianhydride, 3,3′,4,4′-Benzophenonetetracarboxylic anhydride, 3,3′,4,4′-Tetracarboxybenzophenone dianhydride, 3,4,3',4'-Benzophenonetetracarboxylic acid anhydride, 3,4,3',4'-Benzophenonetetracarboxylic dianhydride, 3,4,3′,4′-Benzophenonetetracarboxylic acid anhydride, 3,4,3′,4′-Benzophenonetetracarboxylic dianhydride, 3-Isobenzofurandione,5,5'-carbonylbis-1, 4,4'-Carbonylbis[phthalic anhydride], 4,4'-Diphthalic anhydride ketone, 4,4-Carbonyldiphthalic anhydride, 5,5'-Carbonylbis(2-Benzofuran-1,3-Dione), 5,5'-Carbonylbis-3-Isobenzofurandione, 5,5'-Carbonylbis[1,3-isobenzofurandione], Benzophenon-3,3':4,4'-tetracarbonsaeuredianhydrid, Benzophenone tetracarboxylic dianhydride, Benzophenone-3,3',4,4'-tetracarboxylic acid anhydride, Benzophenone-3,3:4,4-Tetracarboxylic Dianhydride, Benzophenone-3,3′,4,4′-tetracarboxylic acid anhydride, Benzophenonetetracarboxylic acid dianhydride, Benzophenonetetracarboxylic dianhydride, Btda, Btda-Pf, Btda-Up, Carboxylic Anhydride, Dianhidrido Benzofenona-3,3':4,4'-Tetracarboxilico, Dianhydride benzophenone-3,3':4,4'-tetracarboxylique, Nsc 78480, Phthalic anhydride, 4,4'-carbonyldi-
• CAS: 2421-28-5

Description

BTDA polymer fine free-flowing powder suitable for general purposes. BTDA Microfine Micronized powder facilitates mixing in epoxy resins. BTDA ultrapure high-purity, high-assay powder for critical polyimide synthesis. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

• Brand: Alfa Aesar By Thermo Fisher Scientific

Chemical properties

• Molecular weight: 322.23
• Formula: C₁₇H₆O₇
• Purity: 97+%
• Color/Form: Powder or flakes, White to cream to yellow to brown
• InChI key: VQVIHDPBMFABCQ-UHFFFAOYSA-N