CAS 814-91-5
:Copper(II) oxalate
Description:
Copper(II) oxalate, with the CAS number 814-91-5, is an inorganic compound composed of copper and oxalate ions. It typically appears as a greenish-blue solid and is known for its relatively low solubility in water. This compound is often encountered in the form of a dihydrate, which contains two molecules of water for each formula unit of copper(II) oxalate. It is used in various applications, including as a precursor in the synthesis of other copper compounds, in analytical chemistry for the determination of certain metal ions, and in the field of materials science. Copper(II) oxalate can decompose upon heating, releasing carbon dioxide and forming copper oxide. It is important to handle this compound with care, as it can be toxic if ingested or inhaled, and appropriate safety measures should be taken during its use. Additionally, it exhibits interesting properties in coordination chemistry, forming complexes with various ligands.
Formula:C2CuO4
InChI:InChI=1S/C2H2O4.Cu/c3-1(4)2(5)6;/h(H,3,4)(H,5,6);/q;+2/p-2
InChI key:InChIKey=QYCVHILLJSYYBD-UHFFFAOYSA-L
SMILES:O=C1C(=O)O[Cu]O1
Synonyms:- Copper, [ethanedioato(2-)-O,O′]-
- Copper oxalate (CuC2O4)
- Copper, [ethanedioato(2-)-κO1,κO2]-
- Oxalic acid, copper(2+) salt (1:1)
- [Ethanedioato(2-)-κO1,κO2]copper
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