Agent Name

Copper(II) cyanide

Alternative Name

Cupric cyanide

CAS Number

4367-08-2

Formula

C2-Cu-N2

Major Category

Toxic Gases & Vapors

Synonyms

Cupric cyanide; Cyanure de cuivre [French]; Hydrocyanic acid, copper(2+) salt; Copper cyanide (Cu(CN)2); Copper dicyanide; [ChemIDplus]

Category

Cyanides

Description

Insoluble in water; [Sullivan, p. 707]

Comments

Acute copper poisoning after ingestion can cause liver injury, methemoglobinemia, and hemolytic anemia. Acute renal failure may result, secondary to massive hemoglobinuria. [Goldfrank, p. 1259] See "Copper." See "CYANIDES."

Exposure Assessment
PEL (OSHA)

5 mg/m3, as CN

MAK

2 mg/m3, inhalable fraction, as CN (0.01 mg/m3, respirable fraction-Cu inorganic cmpnds)

IDLH (NIOSH)

25 mg/m3, as CN

Adverse Effects
Anemia

Anemia, Hemolytic

Hepatotoxin

Hepatotoxin, Secondary

Nephrotoxin

Yes

Methemoglobinemia

Methemoglobinemia, Secondary

Other Poison

Chemical Asphyxiant

Links to Other NLM Databases
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