3-Hydroxyphthalic anhydride

CAS Registry Number®

37418-88-5

CAS Name

3-Hydroxyphthalic anhydride

Molecular Formula

C8H4O4

Molecular Mass

164.12

Cite this Page

3-Hydroxyphthalic anhydride.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=37418-88-5 (retrieved 2024-11-22) (CAS RN: 37418-88-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    150-190 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C8H4O4/c9-5-3-1-2-4-6(5)8(11)12-7(4)10/h1-3,9H

InChIKey

InChIKey=CCTOEAMRIIXGDJ-UHFFFAOYSA-N

SMILES

OC1=C2C(C(=O)OC2=O)=CC=C1

Canonical SMILES

O=C1OC(=O)C=2C(O)=CC=CC12

Other Names for this Substance

  • 1,3-Isobenzofurandione, 4-hydroxy-
  • 4-Hydroxy-1,3-isobenzofurandione
  • 3-Hydroxyphthalic anhydride
  • 4-Hydroxyisobenzofuran-1,3-dione
  • NSC 80858

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