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Sigma-Aldrich

Potassium hexacyanochromate(III)

99.99% trace metals basis

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Synonym(s):
Chromium potassium cyanide (CrK3 (CN)6 ), Tripotassium hexacyanochromate
Linear Formula:
K3Cr(CN)6
CAS Number:
Molecular Weight:
325.40
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23

Assay

99.99% trace metals basis

form

powder

reaction suitability

reagent type: catalyst
core: chromium

impurities

≤150.0 ppm Trace Metal Analysis

mp

>350 °C (lit.)

SMILES string

[K+].[K+].[K+].N#C[Cr-3](C#N)(C#N)(C#N)(C#N)C#N

InChI

1S/6CN.Cr.3K/c6*1-2;;;;/q;;;;;;-3;3*+1

InChI key

VOCDJOPDZZSPRQ-UHFFFAOYSA-N

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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F Inagaki et al.
Journal of inorganic biochemistry, 28(2-3), 311-317 (1986-10-01)
Hexacyanochromate ion, (Cr(CN)6)3-, was applied to ribonuclease T1 (RNase T1), which specifically cleaves RNA chains at guanylic acid residues. From kinetic studies, this anion was shown to bind to the active site of RNase T1 as a competitive inhibitor. Therefore
Guillaume Maurin-Pasturel et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 23(31), 7483-7496 (2017-02-12)
We report a new approach for the synthesis of multifunctional Au core@Prussian Blue analogous (PBA) shell nanoheterostructures that involves PBA shell growth on the surface of cyanide-stabilized gold nanoparticles. It permits the assembly of Au@KNi
F A Armstrong et al.
Biochemical and biophysical research communications, 141(2), 578-583 (1986-12-15)
The small inorganic complex Cr(CN)6(3-) is a clean inhibitor of the ferredoxin: NADP+ reductase-catalysed oxidation of reduced spinach ferredoxin by NADP+. Independent spectrophotometric measurements show that millimolar additions of Cr(CN)6(3-) to mixtures of ferredoxin and ferredoxin NADP+ reductase give a
K C Cho et al.
Biochemistry, 23(8), 1858-1862 (1984-04-10)
Studies of redox reactions between the blue copper protein azurin and inorganic reagents have suggested the formation of discrete complexes between the reaction partners prior to the actual electron-transfer step. To get an insight into the structural nature of the
F Inagaki et al.
European journal of biochemistry, 109(1), 129-138 (1980-08-01)
The 270-MHz proton NMR spectra of erabutoxins a, b and c from Laticauda semifasciata in 2H2O solution were observed together with [15-N6-acetyllysine]erabutoxin b, [27-N6-acetyllysine]-erabutoxin b and [47-N6-acetyllysine]erabutoxin b. The lysine epsilon-methylene proton resonances of erabutoxin b are assigned to individual

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