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Potassium cyanide

CAS 151-50-8

Also registered as 4 other CAS numbers

15745-74-1 · 60195-52-0 · 133708-36-8 · 946438-26-2

Potassium cyanide chemical structure

Concern score

Not assessed — no hazard data yet.

Potassium cyanide in plain language

What it is

Also known as Potassium cyanide (k(cn)) · Potassium cyanide, · Caswell No. 688A · Cyanide of potassium · Cyanure de potassium · potassium salt Hydrocyanic acid

Show all 21 names

K(cn) · Kcn · Kaliumcyanid · M-44 capsules (potassium cyanide) · Potassiuim cyanide · Potassium Cyanide; Feratox · RCRA waste number P098 · cianuro de potasio · kalium cyanid · potassium cyanide (0.075%) · potassium cyanide (97% acs reagent) · potassium cyanide (sara 302/313) (cercla) · potassium cyanide (sara iii) · potassiumcarbonitrile · Kali cyanatum

What it does

Used in consumer products as a solvent and a cleaning agent.

  • Solvent
  • Cleaning agent
Is it a concern?
We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. Potassium cyanide appears in these published regulatory listings.

  • In marketed US drugs

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Pharma
  • Food
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 122 composition records across product categories including Food and drug, Laboratory supplies, Industrial products. EPA CPDat classifies this chemical for functional uses including Hardener, Intermediate, Chemical reaction regulator.
    • EPA CPDat observed this chemical in 122 composition records across product categories including Food and drug, Laboratory supplies, Industrial products. EPA CPDat classifies this chemical for functional uses including Hardener, Intermediate, Chemical reaction regulator.Source →
  • USFDAmarketed drug occurrenceFDA NDC lists this ingredient in 10 active drug products and 10 total products.
    • FDA NDC lists this ingredient in 10 active drug products and 10 total products.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Potassium cyanide. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

  • JECFA

    Joint FAO/WHO Expert Committee on Food Additives

    No JECFA evaluation on file.

  • EFSA

    European Food Safety Authority

    No EFSA opinion on file.

Evidence & sources

No graded research studies for Potassium cyanide yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated September 2001

    Open →
  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →
  • FDA National Drug Code Directory

    regulatory · updated 2027-12-31

    Open →
  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →
  • openFDA Substance

    registry · updated 2026-05-24

    Open →
  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Food use

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Potassium cyanide in a product composition. These are source records, not Greenveil catalog products.

Source records

122

Named organisations

3

Food and drugLaboratory suppliesIndustrial productsRaw materialsMedical/dentalPersonal care

Typical roles

SolventCleaning agent
See products using Potassium cyanide →