3-Chlorophthalic anhydride

CAS Registry Number®

117-21-5

CAS Name

3-Chlorophthalic anhydride

Molecular Formula

C8H3ClO3

Molecular Mass

182.56

Cite this Page

3-Chlorophthalic anhydride.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=117-21-5 (retrieved 2024-11-24) (CAS RN: 117-21-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    124.80 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C8H3ClO3/c9-5-3-1-2-4-6(5)8(11)12-7(4)10/h1-3H

InChIKey

InChIKey=UERPUZBSSSAZJE-UHFFFAOYSA-N

SMILES

ClC1=C2C(C(=O)OC2=O)=CC=C1

Canonical SMILES

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

Other Names for this Substance

  • 1,3-Isobenzofurandione, 4-chloro-
  • Phthalic anhydride, 3-chloro-
  • 4-Chloro-1,3-isobenzofurandione
  • 3-Chlorophthalic anhydride
  • 3-Chlorophthalic acid anhydride

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