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Trimellitic anhydride

CAS Registry Number®

552-30-7

CAS Name

Trimellitic anhydride

Molecular Formula

C9H4O5

Molecular Mass

192.13

Cite this Page

Trimellitic anhydride.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=552-30-7 (retrieved 2024-11-21) (CAS RN: 552-30-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    390 °C

  • Melting Point (1)

    161-163.5 °C

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/C9H4O5/c10-7(11)4-1-2-5-6(3-4)9(13)14-8(5)12/h1-3H,(H,10,11)

InChIKey

InChIKey=SRPWOOOHEPICQU-UHFFFAOYSA-N

SMILES

O=C1C=2C(C(=O)O1)=CC=C(C(O)=O)C2

Canonical SMILES

O=C(O)C1=CC=C2C(=O)OC(=O)C2=C1

Other Names for this Substance

  • 5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-
  • 1,2,4-Benzenetricarboxylic acid, cyclic 1,2-anhydride
  • Trimellitic acid anhydride
  • 1,2,4-Benzenetricarboxylic acid, anhydride
  • 1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid

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Deleted or Replaced CAS Registry Numbers

28605-64-3, 68864-89-1, 70425-46-6, 928770-37-0, 2088100-85-8

CAS INSIGHTSTM
Targeted protein degrader structure, illustration