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ChemicalBook--->CAS DataBase List--->13943-58-3

13943-58-3

13943-58-3 Structure

13943-58-3 Structure
IdentificationMore
[Name]

Tetrapotassium hexacyanoferrate trihydrate
[CAS]

13943-58-3
[Synonyms]

POTASSIUM FERRICYANIDE
POTASSIUM FERROCYANIDE
POTASSIUM HEXACYANOFERRATE (II)
POTASSIUM HEXACYANOFERROATE
TETRAPOTASSIUM HEXACYANOFERRATE
tripotassium hexacyanoferrate
hexacyano-ferrate(4-tetrapotassium
hexakis(cyano-C)-,tetrapotassium,(OC-6-11)-Ferrate(4-)
potassiumferrocyanate
potassiumferrocyanide(potassiumhexacyanoferrate(ii)
potassiumferrocyanide(potassiumhexacyanoferrate(ii)3-hydrate)
potassiumhexacyanide
potassiumhexacyanoferrate(iv)
tetrapotassium,(oc-6-11)-ferrate(4-hexakis(cyano-c)-
tetrapotassiumferrocyanide
tetrapotassiumhexacyanoferrate(4-)
tetrapotassiumhexacyanoferrate(ii)
yellowpotassiumprussiate
Ferrate(4-), hexakis(cyano-C)-, tetrapotassium, (OC-6-11)-
Potassium hexacyanoferrate (III) trihydrate
[EINECS(EC#)]

237-323-3
[Molecular Formula]

C24H6Fe4K4N24O3-8
[MDL Number]

MFCD00167022
[Molecular Weight]

1058.24
[MOL File]

13943-58-3.mol
Chemical PropertiesBack Directory
[Appearance]

Lemon-yellow crystals or powder; mild saline taste. Effloresces on exposure to air; soluble in water; insoluble in alcohol.
[Melting point ]

70 °C
[Boiling point ]

104.2 °C
[density ]

1.85
[form ]

yellow granules (rough estimate)
[Water Solubility ]

254g/L at 20℃
[Exposure limits]

ACGIH: TWA 1 mg/m3
NIOSH: IDLH 25 mg/m3; TWA 1 mg/m3
[Uses]

Potassium cyanide and ferricyanide, dry colors, tempering steel, dyeing, explosives, process engrav- ing and lithography, laboratory reagent.
[CAS DataBase Reference]

13943-58-3(CAS DataBase Reference)
[EPA Substance Registry System]

13943-58-3(EPA Substance)
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Potassium carbonate-->Calcium carbonate-->Potassium chloride-->Ferrous sulfate heptahydrate-->Calcium carbide-->Potassium ferrocyanide trihyrate-->Sodium ferrocyanide-->Black cyanide-->Cyanide, Quant Test Strips-->FERROCYANIDE-->CALCIUM CYANIDE
[Preparation Products]

Sodium chloride-->p-Anisaldehyde-->potassium ferricyanide-->Prussian Blue-->Sodium ferrocyanide
Safety DataBack Directory
[TSCA ]

Yes
[Safety Profile]

Mildly toxic by ingestion. An experimental teratogen. When heated to decomposition it emits toxic fumes of NOx.
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

potassiun ferrocyanide(13943-58-3).msds
Hazard InformationBack Directory
[Hazard]

It evolves highly toxic fumes on heating to red heat, but the compound itself has low toxicity.
[Production Methods]

Potassium ferrocyanide is used as a chemical reagent, in metallurgy, and in graphic arts.
[Flammability and Explosibility]

Notclassified
Questions And AnswerBack Directory
[Chemical Properties]

Also known as yellow prussiate of potash, K4Fe(CN)6.3H20 is yellow crystals with a saline taste that are soluble in water,insoluble in alcohol and loses water at 60°C. Used in medicine,dry colors,explosives, and as an analytical reagent.
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