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Dichloromaleic anhydride

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Dichloromaleic anhydride molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 3 grades and pack sizes of Dichloromaleic anhydride (CAS 1122-17-4). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS1122-17-4
Molecular formulaC4Cl2O3
Molecular weight166.94 g/mol
IUPAC name3,4-dichlorofuran-2,5-dione
Synonyms2,3-Dichloromaleic anhydride · 2,5-Furandione, 3,4-dichloro- · 3,4-Dichloro-2,5-furandione · 2,3-Dichloromaleic acid anhydride · RefChem:133074 · Maleic anhydride, dichloro
Safety & Hazards (GHS) Warning
Irritant Irritant
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H335 May cause respiratory irritation

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma DICHLOROMALEIC ANHYDRIDE, 97% D65003-100G
D65003-25G
D65003-5G		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.