3-Methylphthalic anhydride

CAS Registry Number®

4792-30-7
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CAS Name

3-Methylphthalic anhydride

Molecular Formula

C9H6O3

Molecular Mass

162.14

Cite this Page

3-Methylphthalic anhydride.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=4792-30-7 (retrieved 2024-04-28) (CAS RN: 4792-30-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    125 °C @ Press: 0.4 Torr
  • Melting Point (2)

    114.5-117 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C9H6O3/c1-5-3-2-4-6-7(5)9(11)12-8(6)10/h2-4H,1H3

InChIKey

InChIKey=TWWAWPHAOPTQEU-UHFFFAOYSA-N

SMILES

CC1=C2C(C(=O)OC2=O)=CC=C1

Canonical SMILES

O=C1OC(=O)C=2C1=CC=CC2C

Other Names for this Substance

  • 1,3-Isobenzofurandione, 4-methyl-
  • Phthalic anhydride, 3-methyl-
  • 4-Methyl-1,3-isobenzofurandione
  • 2,3-Toluenedicarboxylic anhydride
  • 3-Methylphthalic anhydride

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