P9387
Potassium hexacyanoferrate(II) trihydrate
ReagentPlus®, ≥98.5%
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All Photos(4)
Synonym(s):
Potassium ferrocyanide, Yellow prussiate
Linear Formula:
K4Fe(CN)6 · 3H2O
CAS Number:
Molecular Weight:
422.39
EC Number:
MDL number:
UNSPSC Code:
12352300
PubChem Substance ID:
NACRES:
NA.21
Quality Level
product line
ReagentPlus®
Assay
≥98.5%
form
powder
pH
8-10 (25 °C, 211 g/L)
mp
70 °C (lit.)
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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Application
Potassium hexacyanoferrate(II) trihydrate is a hydrated form of potassium hexacyanoferrate. It is used as a cyanating agent for the direct cyanation of (hetero)aromatic halides to synthesize (hetero)aromatic nitriles in the presence of a metal catalyst.
Legal Information
ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany
WGK
WGK 2
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
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