Zinc dicyanide
[CAS# 557-21-1]

Identification

• Classification: Inorganic chemical industry >> Inorganic salt >> Cyanide, cyanide oxide and cyanide complex
• Name: Zinc dicyanide
• Synonyms: Dicyanozinc
• Molecular Formula: Zn(CN)₂
• Molecular Weight: 117.41
• CAS Registry Number: 557-21-1
• EC Number: 209-162-9

Properties

• Density: 1.852 g/cm³ (20 ºC), Calc.^*
• Melting point: 800 ºC (decomp)^*

^* "Hazardous Substances Data Bank" data were obtained from the National Library of Medicine (US)

Safety Data

• Hazard Symbols: T+;N
• Risk Codes: R26/27/28;R32;R50/53
• Safety Description: S7;S28;S29;S45;S60;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Acute toxicity	Acute Tox.	2	H300
Acute toxicity	Acute Tox.	1	H310
Acute toxicity	Acute Tox.	2	H330
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Reproductive toxicity	Repr.	2	H361

• Transport Information: UN 1713 6.1 / PGI