ChemNet > CAS > 1823-59-2 4,4-Oxydiphthalic anhydride

1823-59-2 4,4-Oxydiphthalic anhydride

product Name	4,4-Oxydiphthalic anhydride
CAS No	1823-59-2
Synonyms	4,4'-Oxydiphthalic dianhydride; 5,5'-oxybis-3-isobenzofurandione; 4-4'-Oxydiphthalic acid anhydride; 4,4'-Oxydiphthalic anhydride; Bis-(3-phthalyl anhydride) ether; ODPA; 4,4'-Oxydiphthalic Acid; 4,4''-Oxybisdiphthalic anhydride; 5,5'-oxybis(2-benzofuran-1,3-dione); Oxydiphthalicanhydride; S-ODPA; Oxydiphthalic anhydride
Molecular Formula	C₁₆H₆O₇
Molecular Weight	310.2146
InChI	InChI=1/C16H6O7/c17-13-9-3-1-7(5-11(9)15(19)22-13)21-8-2-4-10-12(6-8)16(20)23-14(10)18/h1-6H
Molecular Structure
Density	1.665g/cm³
Melting point	225-229℃
Boiling point	577.7°C at 760 mmHg
Refractive index	1.694
Flash point	260.7°C
Vapour Pressur	2.41E-13mmHg at 25°C
Hazard Symbols
Risk Codes	R52/53:;
Safety Description	S61:;

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