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12639

Sigma-Aldrich

Potassium hexacyanoferrate(II) trihydrate

purum, ≥99%

Synonym(s):

Potassium ferrocyanide, Yellow prussiate

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About This Item

Linear Formula:
K4Fe(CN)6 · 3H2O
CAS Number:
14459-95-1
Molecular Weight:
422.39
EC Number:
237-722-2
MDL number:
MFCD00167023
UNSPSC Code:
12352302
PubChem Substance ID:
329749783

grade

purum

assay

≥99%

form

crystalline

reaction suitability

reagent type: catalyst
core: iron

impurities

≤0.02% water insoluble matter

pH

8-10 (25 °C, 211 g/L)

mp

70 °C (lit.)

anion traces

chloride (Cl-): ≤5000 mg/kg
sulfate (SO42-): ≤1000 mg/kg

SMILES string

O.O.O.[K+].[K+].[K+].[K+].N#C[Fe-4](C#N)(C#N)(C#N)(C#N)C#N

InChI

1S/6CN.Fe.4K.3H2O/c6*1-2;;;;;;;;/h;;;;;;;;;;;3*1H2/q;;;;;;-4;4*+1;;;

InChI key

NRYOVBQTVIWDNU-UHFFFAOYSA-N

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Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

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