CAS 2420-87-3: 3,3′,4,4′-Biphenyltetracarboxylic dianhydride

Description: 3,3′,4,4′-Biphenyltetracarboxylic dianhydride, with the CAS number 2420-87-3, is a chemical compound known for its role as a high-performance polymer precursor. This dianhydride features two biphenyl units connected by four carboxylic acid groups that have been converted into anhydride forms, resulting in a rigid and planar structure. It is characterized by its high thermal stability, excellent mechanical properties, and resistance to solvents and chemicals, making it suitable for applications in advanced materials, particularly in the production of polyimides. The compound typically exhibits a high melting point and low solubility in common organic solvents, which can complicate processing but also contributes to its robustness in end-use applications. Additionally, it can undergo polymerization reactions to form thermosetting resins, which are utilized in electronics, aerospace, and other high-tech industries. Overall, 3,3′,4,4′-Biphenyltetracarboxylic dianhydride is valued for its unique structural properties and versatility in material science.

Formula: C₁₆H₆O₆

InChI: InChI=1S/C16H6O6/c17-13-9-3-1-7(5-11(9)15(19)21-13)8-2-4-10-12(6-8)16(20)22-14(10)18/h1-6H

InChI key: InChIKey=WKDNYTOXBCRNPV-UHFFFAOYSA-N

SMILES: O=C1OC(=O)C2=CC(=CC=C12)C=3C=CC=4C(=O)OC(=O)C4C3

Synonyms:

• 1,1′-Biphenyl-3,3′,4,4′-tetracarboxylic acid dianhydride
• 1,1′-Biphenyl-3,3′,4,4′-tetracarboxylic dianhydride
• 2,3,3',4-Biphenyl-tetracarboxylic acid dianhydride
• 3,3',4,4'-Biphenyl tetracarboxylic dianhydride
• 3,3',4,4'-Biphenyltetracarboxylic Acid Dianhydride
• 3,3',4,4'-Biphenyltetracarboxylic Dianhydride
• 3,3',4,4'-Biphenyltetracarboxylic dianhydride (s-BPDA)
• 3,3',4,4'-Biphenyltetracarboxylic dianhydride(BPDA)
• 3,3'4,4'-Biphenyl tetracarboxylic acid dianhydride
• 3,3'4,4'-Biphenyl tetracarboxylic acid dianhydride(s-BPDA)
• 3,3,4,4-Biphenyltetracarboxylic Dianhydride
• 3,3′,4,4′-Biphenyltetracarbocylic dianhydride
• 3,3′,4,4′-Biphenyltetracarboxylic 3,4:3′,4′-dianhydride
• 3,3′,4,4′-Biphenyltetracarboxylic acid anhydride
• 3,3′,4,4′-Biphenyltetracarboxylic acid dianhydride
• 3,3′,4,4′-Biphenyltetracarboxylic anhydride
• 3,3′,4,4′-Diphenyltetracarboxylic dianhydride
• 3,3′,5,5′-Biphenyltetracarboxylic 3,5:3′,5′-dianhydride
• 3,4'3'4'-Biphenyl-Tetracarboxylic Acid Dianhydride
• 3,4,3′,4′-Biphenyltetracarboxylic acid dianhydride
• 3,4,3′,4′-Biphenyltetracarboxylic dianhydride
• 4,4-Biphthalic anhydride
• 4,4′-Biphthalic dianhydride
• 5,10,4-Buta[1,3]Diene[1,2,4]Triyl-2,7-Benzodioxecine-1,3,6,8-Tetrone
• 5,5'-Bi-2-Benzofuran-1,1',3,3'-Tetrone
• B 1326
• Biphthalicanhydride
• Bpda
• Diphenyl-3,3',4,4'-tetracarboxylic Dianhydride
• S-Bpda
• [1,1′-Biphenyl]-3,3′,4,4′-tetracarboxylic 3,4:3′,4′-dianhydride
• [5,5′-Biisobenzofuran]-1,1′,3,3′-tetrone
• [5,5′]Biisobenzofuranyl-1,3,1′,3′-tetraone

4,4'-Biphthalic Anhydride (purified by sublimation)

CAS: 2420-87-3

• Formula: C₁₆H₆O₆
• Purity: >98.0%(HPLC)
• Color and Shape: White to Light yellow powder to crystal
• Molecular weight: 294.22

4,4'-Biphthalic Anhydride

CAS: 2420-87-3

• Formula: C₁₆H₆O₆
• Purity: >98.0%(T)
• Color and Shape: White to Green to Brown powder to crystal
• Molecular weight: 294.22

3,3',4,4'-Biphenyltetracarboxylic dianhydride

CAS: 2420-87-3

• Purity: 97.0%
• Color and Shape: Solid, Tan powder
• Molecular weight: 294.2179870605469

3,3,4,4-Biphenyltetracarboxylic Dianhydride

CAS: 2420-87-3

• Formula: C₁₆H₆O₆
• Purity: 97%
• Color and Shape: Solid
• Molecular weight: 294.2152

[5,5'-Biisobenzofuran]-1,1',3,3'-tetraone

CAS: 2420-87-3

• Formula: C₁₆H₆O₆
• Purity: 97%
• Color and Shape: white powder
• Molecular weight: 294.22g/mol

4,4'-Biphthalic anhydride

CAS: 2420-87-3

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• Formula: C₁₆H₆O₆
• Purity: Min. 95%
• Molecular weight: 294.22 g/mol