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

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  Post Date: Apr 14,2025
  Expiry Date: Oct 11,2025
  Detailed Description: Cas No. :2421-28-5

  CAS Registry Number:

2421-28-5

  Synonyms: ;BTDA;4,4-Carbonyldiphthalic anhydride;benzophenone-3,3:4,4-tetracarboxylic dianhydride;BTDA;3,3,4,4-Benzophenontetracarbonsaeuredianhydride;1,3-Isobenzofurandione, 5,5'-carbonylbis-;3,3',4,4'-Benzophenonetetracarboxylic acid dianhydride;3,3',4,4'-Tetracarboxybenzophenone dianhydride;3,3',4,4'-benzophenonetetracarboxylicaciddianhydride;3-Isobenzofurandione,5,5'-carbonylbis-1;4,4'-Carbonylbis[phthalic anhydride];4,4'-Diphthalic anhydride ketone;5,5'-carbonylbis-3-isobenzofurandione;5,5'-carbonylbis(2-benzofuran-1,3-dione);3,3',4,4'-Benzophenone tetracarboxylic dianhydride;Benzophenone-3,3',4,4'-tetracarboxylic dianhydride;3,3,4,4-Benzophenonetetracarboxylic dianhydride;
  Molecular Formula: C17H6O7
  Molecular Weight: 322.2253
  Molecular Structure: 2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride
  Hazard Symbols:  Xi:Irritant;
  Risk Codes: R36/37:;
  Safety Description: S25:;

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