CKN
65.116 g/mol
Industrial ChemicalDanger
POTASSIUM CYANIDE
CAS151-50-8EC205-792-3
Category
Industrial Chemical
Compound Class
Inorganic Salt
Primary Use
Gold mining and electroplating
Potassium cyanide is a colorless, highly soluble salt used primarily in gold mining and electroplating. It is also employed in organic synthesis as a chemical reagent.
Gold miningElectroplatingOrganic synthesis
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Controlled substances
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Relevant lists:Australia Group Chemical Weapons Precursors
CAS 151-50-8
Related Compounds
StrongSame Parent
Cuprous cyanide
CAS544-92-3
catalyst and electroplating reagent
StrongSame Parent
Sodium cyanide
CAS143-33-9
Steel producing and electroplating
ReferenceSame Category
Aziridine
CAS151-56-4
Monomer for polyethyleneimine production
ReferenceSame Category
Difluoromethanesulphonyl chloride
CAS1512-30-7
synthetic reagent for organic chemistry
ReferenceSame Category
Aluminium molybdate
CAS15123-80-5
industrial catalyst or precursor
ReferenceSame Category
Natrii Sulfus
CAS15124-09-1
bulk industrial chemical commodity
Safety Reference
Danger
H290May be corrosive to metals
H300Fatal if swallowed
H310Fatal in contact with skin
H330Fatal if inhaled
H315Causes skin irritation
H318Causes serious eye damage
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H319Causes serious eye irritation
H335May cause respiratory irritation
H361Suspected of damaging fertility or the unborn child
H412Harmful to aquatic life with long lasting effects
H316Causes mild skin irritation
H371May cause damage to organs
Customs Tariff Classification
The international HS code for POTASSIUM CYANIDE (CAS 151-50-8) is 2837.19.
HS code (international, 6-digit)
2837.19
EU CN code (8-digit)
2837 19 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
potassium cyanide
InChIKey
NNFCIKHAZHQZJG-UHFFFAOYSA-N
SMILES
[C-]#N.[K+]
Synonyms (26)
- KCN
- Caswell No. 688A
- Cyanide of potassium
- Cyanide, Potassium
- Cyanure de potassium
- Cyanure de potassium [French]
- KALI CYANATUM
- Kalium cyanid [German]
- Kaliumzyanid
- POTASSIUM CYANIDE
- Potassium Cyanide; Feratox
- Potassium cyanide (K(CN))
- Potassium cyanide, granular
- Potassium cyanide, p.a.
- Potassium cyanide, technical
- Zyankali
- cyanopotassium
- kalium cyanid
- potasium cyanide
- potassiumcarbonitrile