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Substance Name: 4,4'-Oxydiphthalic anhydride
RN: 1823-59-2
UNII: G58E17X7VE
InChIKey: QQGYZOYWNCKGEK-UHFFFAOYSA-N

Classification Code

  • TSCA Flag P (a Commenced PMN (Premanufacture Notice) Substance)

Molecular Formula

  • C16-H6-O7

Molecular Weight

  • 310.2164
 
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Names and Synonyms

Name of Substance

  • 4,4'-Oxydiphthalic anhydride

Synonyms

  • EC 412-830-4
  • UNII-G58E17X7VE

Systematic Names

  • 1,3-Isobenzofurandione, 5,5'-oxybis-
  • 4,4'-Oxydiphthalic anhydride

Registry Numbers

CAS Registry Number

  • 1823-59-2

FDA UNII

  • G58E17X7VE

Other Registry Numbers

  • 163915-29-5
  • 174612-36-3

System Generated Number

  • 0001823592

Structure Descriptors

InChI

1S/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

InChIKey

QQGYZOYWNCKGEK-UHFFFAOYSA-N

Smiles

c1cc2c(cc1Oc3ccc4c(c3)C(=O)OC4=O)C(=O)OC2=O