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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=1/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=C1C=2C(C(=O)O1)=CC=C(C(=O)C=3C=C4C(=CC3)C(=O)OC4=O)C2
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
  • See more synonyms
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