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Oxalyl chloride

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Oxalyl chloride molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 9 grades and pack sizes of Oxalyl chloride (CAS 79-37-8). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS79-37-8
Molecular formulaC2Cl2O2
Molecular weight126.92 g/mol
IUPAC nameoxalyl dichloride
SynonymsOxalyl dichloride · Ethanedioyl dichloride · Oxalic dichloride · Oxaloyl chloride · Oxalic acid dichloride · Oxalic acid chloride
Safety & Hazards (GHS) Danger
Flammable Flammable Corrosive Corrosive Acute toxic Acute toxic
  • H260 In contact with water releases flammable gases which may ignite spontaneously
  • H314 Causes severe skin burns and eye damage
  • H318 Causes serious eye damage
  • H331 Toxic if inhaled
  • 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 OXALYL CHLORIDE, 2.0M SOLUTION IN 310670-800ML Request Quote
Sigma OXALYL CHLORIDE, 2.0M SOLUTION IN DICHLO 310670-100ML Request Quote
Sigma OXALYL CHLORIDE, REAGENT GRADE, 98% O8801-100G
O8801-1KG
O8801-2.5KG
O8801-25G		 Request Quote
Sigma OXALYL CHLORIDE, REAGENTPLUS, >=99% 221015-100G
221015-25G
221015-5G		 Request Quote

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