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935751

Sigma-Aldrich

Cobalt(II) sulfate heptahydrate

greener alternative

≥99.99% trace metals basis

Synonym(s):

Cobaltous sulfate heptahydrate

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About This Item

CAS Number:
UNSPSC Code:
12352311

Quality Level

Assay

≥99.99% trace metals basis

form

solid

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

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color

orange to very dark red

greener alternative category

SMILES string

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

InChI

InChI=1S/Co.H2O4S.7H2O/c;1-5(2,3)4;;;;;;;/h;(H2,1,2,3,4);7*1H2

General description

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Application

Cobalt(II) sulfate heptahydrate can be used in different applications.

  • Cobalt(II) sulphate heptahydrate catalyses the formation of -acetamido ketones via a one-pot multi-component reaction coupling aromatic aldehyde, acetophenone, and acetyl chloride in acetonitrile.
  • It was used to synthesis the bimetallic magnetic nanomaterial CoPt3, which was used to study ferromagnetic phase transitions from solid solution alloy to chemical ordering phase using XAS.
  • Furthermore, heterogeneous OER catalysts (CoOx, CoPi, CoFeOx) were synthesized by using Cobalt(II) sulphate heptahydrate for water oxidation which has the importannce for solar water-splitting devices, water electrolyzers, and Li-air batteries.

Signal Word

Danger

Hazard Classifications

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

Storage Class Code

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

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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