CAS:2421-28-5|3,3′,4,4′-Benzophenonetetracraboxylic Dianhydride

Catalogue Number:B130390
Chemical Name:3,3′,4,4′-Benzophenonetetracraboxylic Dianhydride
Synonyms:5,5′-Carbonylbis[1,3-isobenzofurandione; 3,3′,4,4′-Benzophenonetetracarboxylic Acid Dianhydride; 3,3′,4,4′-Benzophenonetetracarboxylic Anhydride; 3,3′,4,4′-Benzophenonetetracarboxylic Dianhydride; 3,3′,4,4′-Tetracarboxybenzophenone Dianhydride; 3,4,3′,4′-Benzophenonetetracarboxylic Acid Anhydride;
CAS Number:2421-28-5
Molecular Formula:C₁₇H₆O₇
Appearance:White to Off-White Solid
Melting Point:223 – 226°C
Molecular Weight:322.22
Storage:-20°C, Hygroscopic
Solubility:DMSO (Slightly, Sonicated), Ethyl Acetate (Slightly)
Stability
Hygroscopic
Category:Building Blocks; Monomers;
Applications:3,3′,4,4′-Benzophenonetetracraboxylic Dianhydride is used in preparation of surface conductive thermosetting Polyimide composite film.
References:Zhang, J., et al.: Faming Zhuanli Shenqing, (2020);
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