Copper(II) oxalate
Agent Name
Copper(II) oxalate
Alternative Name
Cupric oxalate
CAS Number
814-91-5
Formula
C2-H2-O4.Cu
Major Category
Metals
Synonyms
Copper oxalate; Copper oxalate (CuC2O4); Cupric oxalate (1:1); Ethanedioic acid copper salt; Ethanedioic acid, copper(2+) salt (1:1); Oxalic acid copper(2+) salt (1:1); [ChemIDplus]
Category
Metals, Inorganic Compounds
Description
Blue-white solid; Practically insoluble in water; [Merck Index] Blue or white powder; [MSDSonline]
Sources/Uses
Used as an organic catalyst, a polyformaldehyde stabilizer, an anticaries agent, and in seed treatments to repel birds and rodents; [Merck Index]
Comments
A skin, eye, nose, and throat irritant; [HSDB] An eye nose and throat irritant; [CAMEO] An irritant; [MSDSonline] See "Copper."
Biomedical References
Exposure Assessment
TLV (ACGIH)
1 mg/m3, as Cu
PEL (OSHA)
1 mg/m3, as Cu
MAK
0.01 mg/m3, respirable fraction (Cu, inorganic cmpnds)
IDLH (NIOSH)
100 mg/m3, as Cu
Adverse Effects
Methemoglobinemia
MetHgb is secondary toxic effect
Hepatotoxin
Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion
Diseases, Processes, and Activities Linked to This Agent
Processes
Industrial Processes with risk of exposure: