Copper(I) cyanide

氰化亚铜

Also known as: Cuprous cyanide, Copper cyanide (CuCN), Copper(+1) cyanide

CAS No.
544-92-3
Jingsj CID
J-1172173-2
Molecular Formula
CCuN
Chinese Name
氰化亚铜
Molecular Weight
89.56340 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point474 °C(lit.)
Density2.92 g/mL at 25 °C(lit.)
Flash Point140°C(lit.)

GHS Safety & Compliance

Acute Toxicity / Environmental HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Copper(I) cyanide?

544-92-3

What are the molecular formula and molecular weight of Copper(I) cyanide?

CCuN, molecular weight 89.56340 g/mol

Is Copper(I) cyanide hazardous?

Danger

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026