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415154

Sigma-Aldrich

Potassium tetracyanonickelate(II) hydrate

Synonym(s):

Dipotassium nickel(2+) tetracyanide

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100 G
2 420,00 kr

2 420,00 kr


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100 G
2 420,00 kr

About This Item

Linear Formula:
K2Ni(CN)4 · xH2O
CAS Number:
Molecular Weight:
240.96 (anhydrous basis)
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23
form:
powder

2 420,00 kr


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vapor pressure

740 mmHg ( 25 °C)(lit.)

Quality Level

form

powder

reaction suitability

reagent type: catalyst
core: nickel

density

1.875 g/mL (lit.)

SMILES string

[K+].[K+].[H]O[H].N#C[Ni--](C#N)(C#N)C#N

InChI

1S/4CN.2K.Ni.H2O/c4*1-2;;;;/h;;;;;;;1H2/q;;;;2*+1;-2;

InChI key

LORCEWUZCQZQEK-UHFFFAOYSA-N

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Application


  • Electronic Structure: Study of the electronic structure of tetracyanonickelate(II) complexes, essential for applications in materials science and coordination chemistry (JJ Oppenheim, BJ McNicholas, J Miller, 2019).

Potassium tetracyanonickelate(II) hydrate can be used:
  • As a precursor for the synthesis of Hofmann-type metal-organic frameworks (MOFs) with high open metal sites density.
  • As a precursor in the synthesis of an anion-exchange resin for the removal of residual cyanide complexes in industrial plating wastewater.

Pictograms

Skull and crossbonesEnvironment

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1

Storage Class Code

6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

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.

EU REACH Annex XVII (Restriction List)


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