Date published: 2025-10-2

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Cobalt(II) hydroxide (CAS 21041-93-0)

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Alternate Names:
cobaltous hydroxide
Application:
Cobalt(II) hydroxide is a drying agent, catalyst, and precursor to other cobalt compounds
CAS Number:
21041-93-0
Molecular Weight:
92.95
Molecular Formula:
H2CoO2
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Cobalt(II) hydroxide, an inorganic compound, holds widespread usage across numerous scientific research applications. This odorless, white powder exists in two forms: anhydrous and hydrated, with the hydrated form being the most utilized. Cobalt(II) hydroxide finds application in various domains, including catalysts, pigments, and other industrial uses. Cobalt(II) hydroxide enjoys extensive usage within scientific research applications. It is involved in synthesizing cobalt-based catalysts utilized in the production of polymerization catalysts, oxidation catalysts, and other industrial catalysts. Furthermore, it plays a role in the manufacturing of pigments, such as cobalt blue and cobalt green.


Cobalt(II) hydroxide (CAS 21041-93-0) References

  1. Interaction of kappa-carrageenan with nickel, cobalt, and iron hydroxides.  |  Jones, F., et al. 2000. Biomacromolecules. 1: 556-63. PMID: 11710181
  2. A novel co-precipitation method for one-pot fabrication of a Co-Ni multiphase composite electrode and its application in high energy-density pseudocapacitors.  |  Han, J., et al. 2013. Chem Commun (Camb). 49: 7067-9. PMID: 23817341
  3. Synthesis of some fluorescent benzimidazole derivatives using cobalt(II) hydroxide as highly efficient catalyst--spectral and physico-chemical studies and ESIPT process.  |  Jayabharathi, J., et al. 2013. Photochem Photobiol Sci. 12: 1761-73. PMID: 23824328
  4. Modification of Wide-Band-Gap Oxide Semiconductors with Cobalt Hydroxide Nanoclusters for Visible-Light Water Oxidation.  |  Maeda, K., et al. 2016. Angew Chem Int Ed Engl. 55: 8309-13. PMID: 27225394
  5. Structure-dependent electrochemical properties of cobalt (II) carbonate hydroxide nanocrystals in supercapacitors.  |  Wu, H., et al. 2022. J Colloid Interface Sci. 607: 1633-1640. PMID: 34592550
  6. Characterization of nanomaterials synthesized from Spirulina platensis extract and their potential antifungal activity.  |  Sidorowicz, A., et al. 2022. PLoS One. 17: e0274753. PMID: 36112659

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Cobalt(II) hydroxide, 100 g

sc-396701
100 g
$63.00