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Key Documents

C6768

Sigma-Aldrich

Cobalt(II) sulfate heptahydrate

ReagentPlus®, ≥99%

Sinônimo(s):

Cobaltous sulfate heptahydrate

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About This Item

Fórmula linear:
CoSO4 · 7H2O
Número CAS:
Peso molecular:
281.10
Número CE:
Número MDL:
Código UNSPSC:
12352302
ID de substância PubChem:
NACRES:
NA.55

Nível de qualidade

linha de produto

ReagentPlus®

Ensaio

≥99%

forma

powder

pH

4 (20 °C, 100 g/L)

densidade

2.03 g/mL at 25 °C (lit.)

cadeia de caracteres SMILES

O.[Co++].[O-]S([O-])(=O)=O

InChI

1S/Co.H2O4S.H2O/c;1-5(2,3)4;/h;(H2,1,2,3,4);1H2/q+2;;/p-2

chave InChI

BGORGFZEVHFAQU-UHFFFAOYSA-L

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Descrição geral

Cobalt(II) sulfate heptahydrate is an orange to very dark orange and dark red-orange and very dark red-brown crystalline structure that is soluble in water. It is synthesized commercially by dissolving cobalt metal in sulfuric acid. It is commonly used as a reagent in the synthesis of cobalt nanoparticles and to fabricate cobalt-nickel nanoparticles.

Aplicação

Cobalt(II) sulfate heptahydrate can be used as a catalyst to synthesize:
  • Benzazoles from alcohols and o-substituted anilines.
  • β-Acetamido ketones via one-pot multi-component coupling reaction of aromatic aldehydes, acetophenones, and acetyl chlorides.
It can also be used as a reagent to synthesize cobalt arylphosphonate metal-organic framework.

Informações legais

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Palavra indicadora

Danger

Classificações de perigo

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Irrit. 2 - Muta. 2 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1

Código de classe de armazenamento

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable


Certificados de análise (COA)

Busque Certificados de análise (COA) digitando o Número do Lote do produto. Os números de lote e remessa podem ser encontrados no rótulo de um produto após a palavra “Lot” ou “Batch”.

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