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CAS 14459-95-1

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Potassium hexacyanoferrate(II) trihydrate

Description:
Potassium hexacyanoferrate(II) trihydrate, commonly known as potassium ferrous cyanide, is an inorganic compound with the formula K₄[Fe(CN)₆]·3H₂O. It appears as a yellow crystalline solid and is known for its solubility in water, which facilitates its use in various applications. The compound features a coordination complex where iron is in the +2 oxidation state, surrounded by six cyanide ligands. This complex exhibits interesting redox properties, making it useful in analytical chemistry, particularly in the detection of certain metal ions. Additionally, potassium hexacyanoferrate(II) trihydrate is utilized in the production of pigments, such as Prussian blue, and in the formulation of certain photographic materials. It is generally considered to be non-toxic, although precautions should be taken to avoid ingestion or inhalation of dust. The trihydrate form indicates the presence of three water molecules associated with each formula unit, which can influence its stability and reactivity in various environments.
Formula:C6H6FeK4N6O3
InChI:InChI=1/6CN.Fe.4K.3H2O/c6*1-2;;;;;;;;/h;;;;;;;;;;;3*1H2/q6*-1;+2;4*+1;;;
Synonyms:
  • Kfct
  • Potassium ferrocyanide trihydrate
  • Potassium ferrocyanide(II) trihydrate
  • Potassium ferrocyanide trihyrate
  • Iron(2+) Potassium Cyanide Hydrate (1:4:6:3)
  • Potassium Hexacyanoferrate(II)Trihydrate
  • POTASSIUM HEXACYANOFERRATE(II)-3-HYDRATE PURE
  • POTASSIUM HEXACYANOFERRATE(+2)TRIHYDRATE
  • POTASSIUM FERROCYANIDE(+2)TRIHYDRATE
  • Potassiumhexacyanoferratetrihydrate
  • See more synonyms
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