C2FeO4
143.86 g/mol
Dye & PigmentWarning
FERROUS OXALATE
CAS516-03-0EC208-217-4
Category
Dye & Pigment
Compound Class
Inorganic Salt
Primary Use
pigment for plastics and paints
Ferrous oxalate (iron(II) oxalate) is an inorganic compound that typically appears as a yellow solid. It is a polymeric metal oxalate complex with low water solubility, commonly used as a pigment.
pigment for plasticspigment for paints
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongForm Family
Ferrous sulfate sesquihydrate
CAS13463-43-9
pesticide and landscaping fertilizer
StrongForm Family
Iron(II) fumarate
CAS141-01-5
pharmaceutical raw material
StrongSame Parent
Lithium oxalate
CAS553-91-3
Lithium salt for industrial applications
StrongSame Parent
Cupric oxalate
CAS5893-66-3
catalyst for organic reactions
StrongSame Parent
Sodium oxalate
CAS62-76-0
Standardizing potassium permanganate solutions
StrongSame Parent
Potassium oxalate monohydrate
CAS6487-48-5
Analytical reagent and photographic processing
ReferenceSame Category
C.I. Pigment Red 53:1, Ba-Salt
CAS5160-02-1
pigment for inks and coatings
ReferenceSame Category
3-Nitrophthalonitrile
CAS51762-67-5
intermediate for phthalocyanine dyes and pigments
Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
Customs Tariff Classification
The international HS code for FERROUS OXALATE (CAS 516-03-0) is 2917.11.
HS code (international, 6-digit)
2917.11
EU CN code (8-digit)
2917 11 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
iron(2+);oxalate
InChIKey
OWZIYWAUNZMLRT-UHFFFAOYSA-L
SMILES
C(=O)(C(=O)[O-])[O-].[Fe+2]
Synonyms (18)
- FERROX
- FERROUS OXALATE
- FERROUS OXALATE (FE(C2O4))
- FERROUS OXALATE [MART.]
- FERROX (FE(C2O4))
- Fe>30.5%
- IRON OXALATE
- Iron oxalate (FeC2O4)
- Iron protoxalate
- Iron(2+) oxalate
- Iron(II) oxalate
- Iron(II) oxalate hydrate
- OXALIC ACID, FERROUS SALT
- OXALIC ACID, IRON(2+) SALT
- ferrous oxalate hydrate
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