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Safety Information

P9387

Sigma-Aldrich

Potassium hexacyanoferrate(II) trihydrate

ReagentPlus®, ≥98.5%

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:
329820347
NACRES:
NA.21
grade:
reagent
form:
powder

grade

reagent

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

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

P9387-100G:4548173955308
P9387-H:
P9387-VAR:
P9387-BULK:
P9387-1KG:4548173955315
P9387-2.5KG:4548173955322
P9387-500G:4548173955339

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Certificates of Analysis (COA)

Lot/Batch Number
SLCK3809
SLCK9878
SLCK7404
SLCG3292
SLCH2424

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