2,2′-(Methylenedi-4,1-phenylene)bis[2,3-dihydro-1,3-dioxo-1H-isoindole-5-carboxylic acid]

CAS Registry Number®

4649-32-5

CAS Name

2,2′-(Methylenedi-4,1-phenylene)bis[2,3-dihydro-1,3-dioxo-1H-isoindole-5-carboxylic acid]

Molecular Formula

C31H18N2O8

Molecular Mass

546.48

Cite this Page

2,2′-(Methylenedi-4,1-phenylene)bis[2,3-dihydro-1,3-dioxo-1H-isoindole-5-carboxylic acid].   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=4649-32-5 (retrieved 2025-03-11) (CAS RN: 4649-32-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    340-348 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C31H18N2O8/c34-26-22-11-5-18(30(38)39)14-24(22)28(36)32(26)20-7-1-16(2-8-20)13-17-3-9-21(10-4-17)33-27(35)23-12-6-19(31(40)41)15-25(23)29(33)37/h1-12,14-15H,13H2,(H,38,39)(H,40,41)

InChIKey

InChIKey=MVESHVVAHWLMIE-UHFFFAOYSA-N

SMILES

O=C1N(C(=O)C=2C1=CC(C(O)=O)=CC2)C3=CC=C(CC4=CC=C(C=C4)N5C(=O)C=6C(C5=O)=CC=C(C(O)=O)C6)C=C3

Canonical SMILES

O=C(O)C1=CC=C2C(=O)N(C(=O)C2=C1)C3=CC=C(C=C3)CC4=CC=C(C=C4)N5C(=O)C6=CC=C(C=C6C5=O)C(=O)O

Other Names for this Substance

  • 1H-Isoindole-5-carboxylic acid, 2,2′-(methylenedi-4,1-phenylene)bis[2,3-dihydro-1,3-dioxo-
  • 5-Isoindolinecarboxylic acid, 2,2′-(methylenedi-p-phenylene)bis[1,3-dioxo-
  • 2,2′-(Methylenedi-4,1-phenylene)bis[2,3-dihydro-1,3-dioxo-1H-isoindole-5-carboxylic acid]
  • N,N′-(Methylenedi-p-phenylene)bis(4-carboxyphthalimide)
  • 4,4′-Bis(N-trimellitimide)diphenylmethane

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