Cupric oxalate

About Cupric oxalate

Cupric oxalate is a transition metal compound carrying the CAS registry number 814-91-5. The compound has the formula C2CuO4, corresponding to a molecular weight of 151.56 g/mol. Systematically, it is named copper oxalate. Alternative names: Copperoxalate (CuC2O4) (6CI) and Copper, [ethanedioato(2-)-O,O']-.

In its supplied form it is blue to white powder or chunks. Store sealed in a dry, well-ventilated location away from incompatible materials. It carries the GHS signal word “Warning” with 5 hazard statements. Review the Safety Data Sheet before use.

Key uses span catalysis and materials research. It is used across academic and industrial research.

We offer Cupric oxalate in 100 g, 500 g, 5 kg and 4 x 25 kg packs with a batch-specific COA, and ship to customers worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Catalysis
Materials research

Industries

Specifications & identifiers

Chemical identifiers
Product name	Cupric oxalate
Catalogue No.	VQ-014631
CAS Number	814-91-5
IUPAC name	copper oxalate
Molecular formula	C₂CuO₄
Molecular weight	151.56 g/mol
Exact mass	150.9093
HSN code	29420090
InChIKey	QYCVHILLJSYYBD-UHFFFAOYSA-L
SMILES	C(=O)(C(=O)[O-])[O-].[Cu+2]
PubChem CID	13148

Physical properties
Physical form	Powder
Appearance	Blue to white powder or chunks
H-bond donors / acceptors	0 / 4
TPSA	80.3 Å²
Synonyms	Copperoxalate (CuC2O4) (6CI), Copper, [ethanedioato(2-)-O,O']-, Oxalic acid,copper(2+) salt (1:1) (8CI), Copper(II) oxalate, Oxalic acid copper(2+) salt (1:1), Cupric oxalate (1:1), Ethanedioic acid, copper(2+) salt (1:1), Ethanedioic acid, copper(2++) salt (1:1), Oxalic acid, copper(2+) salt (1:1), 55671-32-4(hemihydrate)5893-66-3(replacedby55671-32-4)814-91-5, Copperoxalate

Safety & hazard information (GHS)

Harmful / irritant

Environmental hazard

Signal word: Warning

Hazard statements

H302+H312Harmful if swallowed or in contact with skin
H302Harmful if swallowed
H312Harmful in contact with skin
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P264, P270, P273, P280, P301 + P317, P302 + P352, P317, P321, P330, P362 + P364, P391, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Cupric oxalate?

The CAS Registry Number of Cupric oxalate is 814-91-5. It is also known as Copperoxalate (CuC2O4) (6CI), Copper, [ethanedioato(2-)-O,O']-, Oxalic acid,copper(2+) salt (1:1) (8CI).

What is the molecular formula and molecular weight of Cupric oxalate?

Cupric oxalate has the molecular formula C2CuO4 and a molecular weight of 151.56 g/mol. Its IUPAC name is copper oxalate.

Which grade and pack sizes of Cupric oxalate can I order?

We supply Cupric oxalate, in 100 g, 500 g, 5 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Cupric oxalate?

Yes. Every lot of Cupric oxalate is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Cupric oxalate be shipped internationally?

Yes. Cupric oxalate is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.