Homophthalic anhydride

CAS Registry Number®

703-59-3

CAS Name

Homophthalic anhydride

Molecular Formula

C9H6O3

Molecular Mass

162.14

Cite this Page

Homophthalic anhydride.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=703-59-3 (retrieved 2024-11-21) (CAS RN: 703-59-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    100-134 °C @ Press: 0.25 Torr

  • Melting Point (2)

    189 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C9H6O3/c10-8-5-6-3-1-2-4-7(6)9(11)12-8/h1-4H,5H2

InChIKey

InChIKey=AKHSBAVQPIRVAG-UHFFFAOYSA-N

SMILES

O=C1C=2C(CC(=O)O1)=CC=CC2

Canonical SMILES

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

Other Names for this Substance

  • 1H-2-Benzopyran-1,3(4H)-dione
  • o-Toluic acid, α-carboxy-, cyclic anhydride
  • 1,3-Isochromandione
  • Benzeneacetic acid, 2-carboxy-, cyclic anhydride
  • Homophthalic acid anhydride

View All

CAS INSIGHTSTM
Targeted protein degrader structure, illustration