4-Chlorophthalic anhydride

CAS Registry Number®

118-45-6

CAS Name

4-Chlorophthalic anhydride

Molecular Formula

C8H3ClO3

Molecular Mass

182.56

Cite this Page

4-Chlorophthalic anhydride.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=118-45-6 (retrieved 2024-12-19) (CAS RN: 118-45-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    286-290 °C

  • Melting Point (2)

    98 °C

Source(s)

Other Names and Identifiers

InChI

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

InChIKey

InChIKey=BTTRMCQEPDPCPA-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

O=C1OC(=O)C2=CC(Cl)=CC=C12

Other Names for this Substance

  • 1,3-Isobenzofurandione, 5-chloro-
  • Phthalic anhydride, 4-chloro-
  • 5-Chloro-1,3-isobenzofurandione
  • 4-Chlorophthalic anhydride
  • p-Chlorophthalic anhydride

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