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Merck
CN

12902

钴氰化钾

≥97.0%

别名:

六氰基钴(III)酸钾

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关于此项目

线性分子式:
K3Co(CN)6
化学文摘社编号:
分子量:
332.33
NACRES:
NA.55
PubChem Substance ID:
UNSPSC Code:
12352202
EC Number:
237-742-1
MDL number:
Assay:
≥97.0%
Form:
crystalline
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Quality Level

assay

≥97.0%

form

crystalline

reaction suitability

reagent type: catalyst
core: cobalt

impurities

≤0.1% free cyanide

density

1.878 g/mL at 25 °C (lit.)

anion traces

sulfate (SO42-): ≤500 mg/kg

cation traces

Fe: ≤50 mg/kg

suitability

suitable for acidity or alkalinity (alkalinity <= 0.15 meq/g)

SMILES string

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

InChI

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

InChI key

VSUFNKULKBVQQW-UHFFFAOYSA-N

Application

六氰钴酸钾(III)可用作络合剂以合成双金属氰化催化剂:
  • 用于羰基化合物与芳香胺的化学选择性还原胺化,以聚甲基氢硅氧烷为还原剂合成取代胺。
  • 环氧丙烷的开环聚合,以合成多元醇。
  • CO2 与含水环氧化物的偶联反应,以合成环状碳酸盐。


存储类别

13 - Non Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Effect of pH on Retention of 134Cs and 60Co from MAW by Potassium Hexacyanocobaltate(III).
Mekhail FM, et al.
Isotopes in Environmental and Health Studies, 130-133 (1991)
Edward E Little et al.
Environmental science and pollution research international, 14(5), 333-337 (2007-08-29)
Cobalt cyanide complexes often result when ore is treated with cyanide solutions to extract gold and other metals. These have recently been discovered in low but significant concentrations in effluents from gold leach operations. This study was conducted to determine
E Ragg et al.
Journal of inorganic biochemistry, 21(3), 253-261 (1984-07-01)
The binding of [Co(CN)6]3-, and that of [Fe(CN)6]3- and [Ru(CN)6]4- using a competitive method, to horse cytochrome c has been studied by 59Co NMR spectroscopy. At I = 0.07 M, without added salt and in 2H2O at pH* 7.3 (measured



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