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3,3',4,4'-Benzophenonetetracarboxylic Dianhydride

3,3',4,4'-Benzophenonetetracarboxylic Dianhydride / CAS : 2421-28-5

Appearance Tan crystalline powder UN 0.0
HS 2918300090 DG Class 0.0
Synonyms 5-(1,3-Dioxo-2-Benzofuran-5-Carbonyl)-2-Benzofuran-1,3-Dione; Benzophenone-3,3',4,4'-Tetracarboxylic Acid Dianhydride; 4,4'-Carbonyldiphthalic Anhydride; Benzophenonetetracarboxylic Acid Dianhydride; Benzophenonetetracarboxylic Anhydride; 3,4,3',4'-Benzophenone Tetracarboxylic Dianhydride; 5-(1,3-Dioxo-Isobenzofuran-5-Carbonyl)-Isobenzofuran-1,3-Dione; Benzophenone-3,3',4,4'-Tetracarboxylic Dianhydride; Benzophenone Tetracarboxylic Dianhydride; 1,3-Isobenzofurandione, 5,5‘-Carbonylbis-; 4,4'-Diphthalic Anhydride Ketone; 5,5'-Carbonylbis(Isobenzofuran-1,3-Dione); 1,3-Isobenzofurandione, 5,5'-Carbonylbis-; 3,3',4,4'-Tetracarboxybenzophenone Dianhydride; Benzophenone-Tetracarboxylic-Dianhydride; Btda~4,4-Carbonyldiphthalic Anhydride
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Properties

Summary

Formula
C17H6O7
Molecular Mass
322.22500
Exact Mass
322.01100
PSA
103.81000
Logp
1.53880
IUPAC
5-(1,3-dioxo-2-benzofuran-5-carbonyl)-2-benzofuran-1,3-dione
SMILES
C1=CC2=C(C=C1C(=O)C3=CC4=C(C=C3)C(=O)OC4=O)C(=O)OC2=O

Attribute classification

Matter Classification
organic
Category
Polymers Material > Plastic Raw Materials And Products

Chemical and Physical Properties

Melting Point
218-222 °C(lit.)
Density
1,57 g/cm3
Boiling Point
320°C 5mm
Flash Point
324 °C
Appearance
Tan crystalline powder

Export information

HS Code
2918300090
Export Rebate
10/13%
UN No.
0.0
DG-Class
0.0
Risk Code
R36/37
Safety Label
Xi

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