Agent Name

Copper(II) acetate

Alternative Name

Cupric acetate

CAS Number

142-71-2

Formula

C2-H4-O2.1/2Cu

Major Category

Metals

Synonyms

Acetate de cuivre [French]; Acetic acid copper(2+) salt; Acetic acid, copper(II) salt (2:1); Acetic acid, cupric salt; Copper acetate; Copper diacetate; Copper di(acetate); Copper(2+) acetate; Copper(2+) diacetate; Crystallized verdigris; Crystals of venus; Cupric acetate; Cupric diacetate; Neutral verdigris; Octan mednaty [Czech]; Venus copper; [ChemIDplus] UN3077

Category

Organic Acids, Metal Salts

Description

Blue-green hygroscopic solid; [HSDB] Green, odorless, hygroscopic crystals; Soluble in water; [Alfa Aesar MSDS]

Sources/Uses

Used to make Paris Green, as a catalyst, ceramic pigment, mildew preventative, shark repellent, preservative for cellulosic materials, stabilizer for polyurethanes and nylons, in textile dying, and veterinary medicine; Formerly used as a pesticide and fungicide; [HSDB]

Comments

A skin irritant; May cause severe eye injury; Inhalation of dust causes throat and lung irritation; Chronic exposure in dogs causes liver degeneration; [CHRIS] 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] A severe eye irritant that may cause serious injury; Toxic by ingestion; [Alfa Aesar MSDS] See "Copper."

Restricted

Not found in any pesticide products registered in the US; [NPIRS]

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

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Environmentally hazardous substances, solid, n.o.s."

Adverse Effects
Anemia

Anemia, Hemolytic

Hepatotoxin

Hepatotoxin, Secondary

Nephrotoxin

Yes

Methemoglobinemia

Methemoglobinemia, Secondary

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure:

Activities

Activities with risk of exposure: