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Iron chloride (FeCl3)

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Iron chloride (FeCl3) molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 12 grades and pack sizes of Iron chloride (FeCl3) (CAS 7705-08-0). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS7705-08-0
Molecular formulaCl3Fe
Molecular weight162.19 g/mol
IUPAC nametrichloroiron
SynonymsFERRIC CHLORIDE · Iron trichloride · Iron chloride · Flores martis · Iron perchloride · Chlorure perrique
Safety & Hazards (GHS) Danger
Corrosive Corrosive Irritant Irritant
  • H302 Harmful if swallowed
  • H314 Causes severe skin burns and eye damage
  • H412 Harmful to aquatic life with long lasting effects

⚠️ 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 FE/PPM PD FOR NITRO GROUP REDUCTIONS 809330-500MG Request Quote
Sigma IRON(III) CHLORIDE SOLUTION 45 % FECL3 12322-2.5L Request Quote
Sigma IRON(III) CHLORIDE SOLUTION, 0.2 M IN 2 710857-50ML Request Quote
Sigma IRON(III) CHLORIDE, ANHYDROUS, POWDER 451649-1G
451649-5G		 Request Quote
Sigma IRON(III) CHLORIDE, REAGENT GRADE, 97% 157740-100G
157740-1KG
157740-2.5KG
157740-5G		 Request Quote
Sigma IRON(III) CHLORIDE, SUBLIMED GRADE, >=9 701122-1G
701122-25G
701122-5G		 Request Quote

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