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

**** Identification ****
Name: 3,3',4,4'-Benzophenonetetracarboxylic dianhydride
Synonyms: Benzophenone-3,3',4,4'-tetracarboxylic dianhydride; 4,4'-Carbonyldiphthalic anhydride; BTDA
Molecular Structure: chemoffer CAS #: 2421-28-5
Molecular Formula: C17H6O7
Molecular Weight: 322.23
CAS Number: 2421-28-5
EINECS: 219-348-1
**** Properties ****
Melting point: 219-226°C
Sublimation: 220-230°C
Flash point: 324°C
Water solubility: REACTS
**** Safety Data ****
Hazard Symbols: symbolXi Details
Risk Codes: R36/37 Details
Safety Description: S25 Details

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