2,2-Bis(3,4-dicarboxyphenyl)propane dianhydride

CAS Registry Number®

1779-17-5
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CAS Name

2,2-Bis(3,4-dicarboxyphenyl)propane dianhydride

Molecular Formula

C19H12O6

Molecular Mass

336.30

Cite this Page

2,2-Bis(3,4-dicarboxyphenyl)propane dianhydride.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=1779-17-5 (retrieved 2024-06-26) (CAS RN: 1779-17-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    185-186 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C19H12O6/c1-19(2,9-3-5-11-13(7-9)17(22)24-15(11)20)10-4-6-12-14(8-10)18(23)25-16(12)21/h3-8H,1-2H3

InChIKey

InChIKey=ALTVSEFNOLOASZ-UHFFFAOYSA-N

SMILES

O=C1C=2C(=CC=C(C(C)(C)C=3C=C4C(=CC3)C(=O)OC4=O)C2)C(=O)O1

Canonical SMILES

O=C1OC(=O)C2=CC(=CC=C12)C(C3=CC=C4C(=O)OC(=O)C4=C3)(C)C

Other Names for this Substance

  • 1,3-Isobenzofurandione, 5,5′-(1-methylethylidene)bis-
  • Phthalic anhydride, 4,4′-isopropylidenedi-
  • 5,5′-(1-Methylethylidene)bis[1,3-isobenzofurandione]
  • 2,2-Diphenylpropane-3,4,3′,4′-tetracarboxylic acid dianhydride
  • 4,4′-Isopropylidenedi[phthalic anhydride]

Deleted or Replaced CAS Registry Numbers

154076-13-8

CAS INSIGHTSTM
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