Skip to Content
Merck
All Photos(4)

Key Documents

View All Documentation

P9387

Sigma-Aldrich

Potassium hexacyanoferrate(II) trihydrate

ReagentPlus®, ≥98.5%

Synonym(s):

Potassium ferrocyanide, Yellow prussiate

Sign Into View Organizational & Contract Pricing
All Photos(4)

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

Quality Level

200

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

Looking for similar products? Visit Product Comparison Guide

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Won-Yong Jeon et al.
Sensors (Basel, Switzerland), 21(5) (2021-03-07)
The electrochemical-based detection of uric acid (UA) is widely used for diagnostic purposes. However, various interfering species such as ascorbic acid, dopamine, and glucose can affect electrochemical signals, and hence there is an outstanding need to develop improved sensing platforms
Stefan Ehling et al.
Journal of AOAC International, 100(6), 1831-1835 (2017-07-02)
Nitrite (NO2-) is an inorganic anion that can be found in various powdered milk- and soy-based nutritional ingredients as an incidental contaminant. Reliable determination of NO2- in nutritional ingredients is of paramount importance to ensure the safety of finished products.
Rou Jun Toh et al.
Langmuir : the ACS journal of surfaces and colloids, 35(30), 9896-9903 (2019-07-10)
In the last few years, the development of versatile coating chemistries has become a hot topic in surface science after the discovery that catecholamines can lead to conformal coatings upon oxidation from aqueous solutions. Recently, it was found that aminomalononitrile
Run Lin et al.
Biomaterials science, 6(6), 1517-1525 (2018-04-14)
Vascular endothelial growth factor (VEGF) plays a pivotal role in the cascade of development and progression of cancers. Targeting this cancer hallmark is a logical strategy for imaging based cancer detection and monitoring the anti-angiogenesis treatment. Using Bevacizumab (Avastin®), which
Bettina M Foidl et al.
Brain, behavior, and immunity, 78, 52-64 (2019-01-22)
Alzheimer's disease (AD) is a progressive neurodegenerative brain disorder and the most common form of dementia coming along with cerebral amyloid angiopathy (CAA) in more than 70% of all cases. However, CAA occurs also in pure form without AD pathology.
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service