CAS No 2421-28-5 , 5-(1,3-dioxo-2-benzofuran-5-carbonyl)-2-benzofuran-1,3-dione

Name: 5-(1,3-dioxo-2-benzofuran-5-carbonyl)-2-benzofuran-1,3-dione
Synonyms: 5-(1,3-dioxo-2-benzofuran-5-carbonyl)-2-benzofuran-1,3-dione; 4,4'-Carbonyldiphthalic anhydride; 1,3-Isobenzofurandione; 5,5'-carbonylbis-;2421-28-5; Benzophenonetetracarboxylic acid dianhydride;
CAS Registry Number:2421-28-5
Melting Point: 219-226 ºC
Flash Point: 324 ºC
Boiling Point: 320°C 5mm
Density: 1.57
Refractive index: 1.699
Safety Statements: R36/37
Hazard Symbols: Xi: Irritant;
HS Code: 29183000
Flash Point: 324 ºC
EINECS: 219-348-1
Molecular Weight: 322.22534
InchiKey: VQVIHDPBMFABCQ-UHFFFAOYSA-N
InChI: InChI=1S/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
Risk Statements: S25
Molecular Formula: C₁₇H₆O₇
Molecular Structure:

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