Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: Polymaleic anhydride
RN: 24937-72-2

Classification Code

  • TSCA Flag XU (Exempt from Reporting under Chemical Data Reporting Rule)

Molecular Formula

  • (C4-H2-O3)x-

Molecular Weight

  • 98.0568
* denotes mobile formatted website

Links to Resources

NLM Resources (File Locators)

Other Resources (Internet Locators)

Names and Synonyms

Name of Substance

  • Polymaleic anhydride


  • Maleic acid anhydride homopolymer
  • Maleic anhydride oligomer
  • Maleic anhydride polymer
  • Maleic anhydride polymer, phenyl-terminated
  • Maleic anhydride, homopolymer
  • Maleic anhydride, homopolymer, diphenyl terminated
  • Poly(maleic acid anhydride)
  • Poly(maleic anhydride)

Systematic Names

  • 2,5-Furandione, homopolymer
  • Maleic anhydride, polymers

Registry Numbers

CAS Registry Number

  • 24937-72-2

Other Registry Numbers

  • 1220893-88-8
  • 224641-13-8
  • 224641-15-0
  • 224641-16-1

System Generated Number

  • 0024937722

Molecular Formulas

Molecular Formula

  • (C4-H2-O3)x-

Molecular Formula Fragments

  • C4-H2-O3

Structure Descriptors




Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 110mg/kg (110mg/kg) LIVER: OTHER CHANGES Polymer. The Chemistry, Physics and Technology of High Polymers. Vol. 18, Pg. 461, 1977.