Agent Name

Cuprous thiocyanate

CAS Number

1111-67-7

Formula

C-H-N-S.Cu

Major Category

Metals

Synonyms

Copper thiocyanate; Copper(1+) thiocyanate; Thiocyanic acid, copper(1+) salt; [ChemIDplus] Cuprous sulfocyanate; Copper monothiocyanate; [Merck Index] Copper (I) thiocyanate; [ToxPlanet: ECHA - Proposal for Harmonised Classification and Labelling] UN3077

Category

Metals, Inorganic Compounds

Description

White to yellow solid; [Merck Index] White-gray odorless solid; [ToxPlanet: ECHA - Proposal for Harmonised Classification and Labelling] Powder; [Sigma-Aldrich MSDS]

Sources/Uses

Used in marine antifouling paints and primers for explosives; [Merck Index]

Comments

Not a skin or eye irritant in rabbits; Not sensitizing in guinea pig maximization study; [ToxPlanet: ECHA - Proposal for Harmonised Classification and Labelling] May cause irritation; Harmful by ingestion and skin absorption; Toxic by inhalation; [Sigma-Aldrich MSDS] See "Potassium thiocyanate" and "Sodium thiocyanate." See "Copper(II) acetate."

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

Lethal Concentration

LC50 (rat) > 5,860 mg/m3/4hr

Explanatory Notes

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

Adverse Effects
Neurotoxin

Other CNS Neurotoxin

Hepatotoxin

Hepatotoxin, Secondary

Methemoglobinemia

Methemoglobinemia, Secondary

Links to Other NLM Databases
Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Processes

Industrial Processes with risk of exposure: