5-(1,3-dioxo-2-benzofuran-5-yl)-2-benzofuran-1,3-dione (Molecular Formula: C₁₆H₆O₆)

Product Name:	5-(1,3-dioxo-2-benzofuran-5-yl)-2-benzofuran-1,3-dione
CAS Registry Number:	2420-87-3
EINECS:	219-342-9
Synonyms:	2420-87-3;3,3',4,4'-Biphenyltetracarboxylic dianhydride; [5,5'-Biisobenzofuran]-1,1',3,3'-tetrone;5-(1,3-dioxo-2-benzofuran-5-yl)-2-benzofuran-1,3-dione; 4,4'-Biphthalic dianhydride;
Molecular Structure:
Molecular Formula:	C₁₆H₆O₆
Molecular Weight:	294.21524
Density:	1.625g/cm³
Boiling Point:	614.9°Cat760mmHg
Melting Point:	299-305 ºC
Flash Point:	277.4°C
Refractive index:	1.696
Risk Codes:	S26;S36
Safety Statements:	R36/37/38
Hazard Symbols:	Xi: Irritant;

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