Copper(2+) oxalate

Basic Information

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CAS Number

814-91-5

Molecular Formula

C2CuO4

Molecular Weight

151.56 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Physical State

Powder

Boiling Point

365.1 °C at 760 mmHg

Flash Point

188.8 °C

SMILES

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C(=O)(C(=O)[O-])[O-].[Cu+2]

InChI

InChI=1S/C2H2O4.Cu/c3-1(4)2(5)6;/h(H,3,4)(H,5,6);/q;+2/p-2

InChIKey

QYCVHILLJSYYBD-UHFFFAOYSA-L

LogP

-0.84690

Complexity

60.5

Safety Information

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Hazard Class

Class 6.1(b) Class 6.1(b)

Synonyms & References

English

FT-0744952
UNII-BN136S94FS
55671-32-4
NSC-86015
DTXSID0041802
55671-32-4(hemihydrate); 5893-66-3(replacedby55671
CUPRIC OXALATE
Q4332771
5893-66-3
814-91-5
COPPER(2+) OXALATE (1:1)
copper;oxalate
Ethanedioic acid, copper(2++) salt (1:1)
NS00079753
CS-0199246
Ethanedioic acid copper salt
SCHEMBL119833
BN136S94FS
Copper, (ethanedioato(2-)-kappaO1,kappaO2)-
CUPRIC OXALATE [MI]
NSC-112246
Ethanedioic acid, copper(2+) salt (1:1)
EINECS 212-411-4
55671-32-4(hemihydrate)5893-66-3(replacedby55671-32-4)814-91-5
Caswell No. 248A
Copper oxalate
NSC 112246
HSDB 265
EPA Pesticide Chemical Code 023305
(ETHANEDIOATO(2-)-.KAPPA.O1,.KAPPA.O2)COPPER
Oxalic acid, copper(2+) salt (1:1)

MDL Number

MFCD00150451

FAQ

What are the physical and chemical properties of Copper(2+) oxalate (CAS: 814-91-5)?

Copper(2+) oxalate (CAS: 814-91-5) is a crystalline solid with a molecular weight of approximately 154.6 g/mol. Its solubility is low in water, and it is relatively stable under normal conditions. Chemically, it is reactive towards acidic media, showing sensitivity to hydrochloric acid. It can be synthesized by reacting copper(II) salts with oxalic acid.

How is Copper(2+) oxalate (CAS: 814-91-5) typically synthesized?

Copper(2+) oxalate is typically synthesized by reacting copper(II) salts with oxalic acid in aqueous solution. The reaction is usually carried out at room temperature, and the product can be isolated by filtration and washing. The yield is good, and the process is straightforward.

What industries use Copper(2+) oxalate (CAS: 814-91-5)?

Copper(2+) oxalate (CAS: 814-91-5) is used in various industries, particularly in the production of pigments and dyes, where its bright green color is valuable. It also finds applications in electroplating and as a precursor in the synthesis of other copper compounds. In laboratories, it is used in certain analytical procedures and as a reagent.

What precautions should be taken when handling Copper(2+) oxalate (CAS: 814-91-5)?

When handling Copper(2+) oxalate (CAS: 814-91-5), it is important to wear appropriate personal protective equipment (PPE), including gloves and safety goggles. Store it in a cool, dry place away from direct sunlight. Work should be conducted in a fume hood to minimize inhalation risks. In case of spillage, clean up immediately using appropriate procedures and consult the safety data sheet (SDS) for specific guidelines.