CAS 2421-28-5: Benzophenonetetracarboxylic dianhydride

Description: Benzophenonetetracarboxylic dianhydride, with the CAS number 2421-28-5, is a chemical compound characterized by its structure, which includes two anhydride functional groups derived from benzophenone. This compound is typically a white to light yellow solid and is known for its high thermal stability and excellent chemical resistance. It is often used in the synthesis of polyimides and other high-performance polymers due to its ability to form strong covalent bonds and its resistance to degradation at elevated temperatures. Additionally, benzophenonetetracarboxylic dianhydride exhibits good solubility in various organic solvents, making it suitable for applications in coatings, adhesives, and composite materials. Its unique properties also allow it to be utilized in the production of electronic materials and as a cross-linking agent in various formulations. Safety precautions should be taken when handling this compound, as it may cause irritation to the skin and eyes.

Formula: C₁₇H₆O₇

InChI: InChI=1S/C17H6O7/c18-13(7-1-3-9-11(5-7)16(21)23-14(9)19)8-2-4-10-12(6-8)17(22)24-15(10)20/h1-6H

InChI key: InChIKey=VQVIHDPBMFABCQ-UHFFFAOYSA-N

SMILES: O=C1OC(=O)C2=CC(=CC=C12)C(=O)C3=CC=C4C(=O)OC(=O)C4=C3

Synonyms:

• 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-

3,3',4,4'-Benzophenonetetracarboxylic Dianhydride

CAS: 2421-28-5

• Formula: C₁₇H₆O₇
• Purity: >96.0%(T)
• Color and Shape: White to Orange to Green powder to crystal
• Molecular weight: 322.23

3,3',4,4'-Benzophenonetetracarboxylic Dianhydride (purified by sublimation)

CAS: 2421-28-5

• Formula: C₁₇H₆O₇
• Purity: >98.0%(GC)
• Color and Shape: White to Light yellow powder to crystal
• Molecular weight: 322.23

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

CAS: 2421-28-5

BTDA polymer fine free-flowing powder suitable for general purposes. BTDA Microfine Micronized powder facilitates mixing …

• Formula: C₁₇H₆O₇
• Purity: 97+%
• Color and Shape: Powder or flakes, White to cream to yellow to brown
• Molecular weight: 322.23

1,3-Isobenzofurandione, 5,5'-carbonylbis-

CAS: 2421-28-5

• Formula: C₁₇H₆O₇
• Purity: 96%
• Color and Shape: Solid
• Molecular weight: 322.22533999999996

3,3',4,4'-Benzophenonetetracarboxylic dianhydride

CAS: 2421-28-5

• Formula: C₁₇H₆O₇
• Purity: 98+%
• Color and Shape: nearly white powder
• Molecular weight: 322.23g/mol

Benzophenone-3,3'',4,4''-tetracarboxylic dianhydride

CAS: 2421-28-5

• Formula: C₁₇H₆O₇
• Molecular weight: 322.23

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

CAS: 2421-28-5

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. …

• Formula: C₁₇H₆O₇
• Purity: 97+%
• Color and Shape: Yellow to tan, Powder
• Molecular weight: 322.23

BTDA

CAS: 2421-28-5

3,3',4,4'-Benzophenonetetracarboxylic dianhydride: a safe polyimide precursor for films and adhesives.

• Formula: C₁₇H₆O₇
• Purity: 98.11%
• Color and Shape: Tan Solid Crystalline
• Molecular weight: 322.23

3,3',4,4'-Benzophenonetetracarboxylic dianhydride

CAS: 2421-28-5

Please enquire for more information about 3,3',4,4'-Benzophenonetetracarboxylic dianhydride including the price, delivery time and more …

• Formula: C₁₇H₆O₇
• Purity: Min. 95%
• Color and Shape: Powder
• Molecular weight: 322.23 g/mol

3,3',4,4'-Benzophenonetetracraboxylic Dianhydride

CAS: 2421-28-5

• Formula: C₁₇H₆O₇
• Color and Shape: Neat
• Molecular weight: 322.22

Benzophenone-3,3',4,4'-tetracarboxylic dianhydride

CAS: 2421-28-5

• Purity: 97%
• Molecular weight: 322.2279968261719