Synonyms:

4,4''-OXYBISDIPHTHALIC ANHYDRIDE;5,5'-oxybis-1,3-isobenzofurandione;3,3',4,4'-Diphenylether tetracarboxylic dianhydride;4,4'-Oxybis(1,2-benzenedicarboxylic acid)1,2:1',2'-dianhydride;4,4'-Oxybis(benzene-1,2-dicarboxylic acid)1,2:1',2'-dianhydride;4,4'-Oxybis(phthalic acid)1,2:1',2'-dianhydride;4,4'-Oxybisphthalic 1,2:1',2'-dianhydride;4,4'-Oxybisphthalic acid-1,2:1',2'-dianhydride

Canonical SMILES: C1=CC2=C(C=C1OC3=CC4=C(C=C3)C(=O)OC4=O)C(=O)OC2=O

HS Code: 29189900

Density:1.4942(roughestimate)

Boiling Point:410.39°C(roughestimate)

Refractive Index:1.6380(estimate)

Melting Point: 225-229 °C(lit.)

Risk Statements:  52/53

Safety Statements: 61

WGK Germany: 2