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12902

Sigma-Aldrich

钴氰化钾

≥97.0%

同義詞:

六氰基钴(III)酸钾

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About This Item

線性公式:
K3Co(CN)6
CAS號碼:
分子量::
332.33
EC號碼:
MDL號碼:
分類程式碼代碼:
12352202
PubChem物質ID:
NACRES:
NA.55

化驗

≥97.0%

形狀

crystalline

反應適用性

reagent type: catalyst
core: cobalt

雜質

≤0.1% free cyanide

密度

1.878 g/mL at 25 °C (lit.)

負離子痕跡

sulfate (SO42-): ≤500 mg/kg

正離子痕跡

Fe: ≤50 mg/kg

適合性

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

SMILES 字串

[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 密鑰

VSUFNKULKBVQQW-UHFFFAOYSA-N

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應用

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。

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable


分析證明 (COA)

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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
A 59Co NMR relaxation probe of macromolecule anionic binding sites.
T Raj et al.
Analytical biochemistry, 106(2), 373-376 (1980-08-01)
Samir Fernando Castilla-Acevedo et al.
Journal of hazardous materials, 392, 122389-122389 (2020-03-17)
The ultraviolet light activation of persulfate (PS) was evaluated for the degradation of cobalt cyanocomplexes, which are considered as some of the most recalcitrant compounds present in mining wastewater. The influence of the solution pH (11 and 13), initial concentration
Reynhardt EC and Boeyens JCA.
Acta Crystallographica Section B, Structural Science, Crystal Engineering and Materials, 28(2), 524-529 (1972)

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