Date published: 2026-4-19

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Cobalt(II) iodide (CAS 15238-00-3)

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Application:
Cobalt(II) iodide is a moisture and humidity indicator
CAS Number:
15238-00-3
Purity:
95%
Molecular Weight:
312.74
Molecular Formula:
CoI2
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) iodide, also known as Cobalt diiodide, is an inorganic compound composed of cobalt and iodine. It manifests as a yellow-orange solid and exhibits solubility in water and alcohols. Cobalt(II) iodide holds numerous applications. It functions as a catalytic reagent in organic synthesis, an oxidizing agent in analytical chemistry, and for detecting specific biochemical compounds. It facilitates the examination of the mechanisms behind various biochemical processes. By acting as an oxidizing agent, Cobalt(II) iodide is capable of transforming organic compounds, such as carbohydrates and proteins, into aldehydes, ketones, and other compounds. It can catalyze the formation of biochemical compounds like amino acids and nucleic acids.


Cobalt(II) iodide (CAS 15238-00-3) References

  1. Elucidation of a low spin cobalt(II) system in a distorted tetrahedral geometry.  |  Jenkins, DM., et al. 2002. J Am Chem Soc. 124: 15336-50. PMID: 12487609
  2. Dual coordination modes of ethylene-linked NP2 ligands in cobalt(II) and nickel(II) iodides.  |  Dong, Q., et al. 2011. Inorg Chem. 50: 10213-24. PMID: 21913670
  3. Complexes of Cobalt(II) Iodide with Pyridine and Redox Active 1,2-Bis(arylimino)acenaphthene: Synthesis, Structure, Electrochemical, and Single Ion Magnet Properties.  |  Yambulatov, DS., et al. 2020. Molecules. 25: PMID: 32354044
  4. Robust Cobalt Catalyst for Nitrile/Alkyne [2+2+2] Cycloaddition: Synthesis of Polyarylpyridines and Their Mechanochemical Cyclodehydrogenation to Nitrogen-Containing Polyaromatics*.  |  Wang, CS., et al. 2021. Angew Chem Int Ed Engl. 60: 9627-9634. PMID: 33559370
  5. Selective hydroboration of unsaturated bonds by an easily accessible heterotopic cobalt catalyst.  |  Li, C., et al. 2021. Nat Commun. 12: 3813. PMID: 34155208
  6. Reaction of the bis (trifluoromethyl)-nitroxide radical with halides  |  Emeléus, H. J., Spaziante, P. M., & Williamson, S. M. 1970. Journal of Inorganic and Nuclear Chemistry. 32(10): 3219-3224.
  7. An improved cobalt catalyst for homo Diels–Alder reactions of acyclic 1, 3-dienes with alkynes  |  Hilt, G., & du Mesnil, F. X. 2000. Tetrahedron Letters. 41(35): 6757-6761.
  8. Synthesis and structure of (bis (3, 5-dimethyl-1 H-pyrazol-1-yl) methane) diiodocobalt (II)  |  Bushuev, M. B., Virovets, A. V., Peresypkina, E. V., Naumov, D. Y., Potapov, A. S., Khlebnikov, A. I.,.. & Lavrenova, L. G. 2005. Journal of Structural Chemistry. 46: 1099-1103.
  9. Syntheses of 1, 3-Disilaindanes, 1, 4-Disilatetralines, and 1, 3-Disila-1, 3-dihydroisobenzofuranes Using Cobalt-Catalyzed [2+ 2+ 2] Cycloadditions  |  Doszczak, L., & Tacke, R. 2007. Organometallics. 26(23): 5722-5723.
  10. High-temperature catalysts for the production of α-olefins based on iron (II) and cobalt (II) tridentate bis (imino) pyridine complexes with a double pattern of substitution: o-Methyl plus o-fluorine in the same imino arm  |  Ionkin, A. S., Marshall, W. J., Adelman, D. J., Bobik Fones, B., Fish, B. M., Schiffhauer, M. F.,.. & Xie, T. 2008. Organometallics. 27(6): 1147-1156.
  11. Synthesis and structure of cobalt complexes [Me 3 EtN] 2+[CoI 4] 2− and [Me 3 BuN] 2+[CoI 4] 2−  |  Sharutin, V. V., Senchurin, V. S., Sharutina, O. K., & Kunkurdonova, B. B. 2011. Russian Journal of Inorganic Chemistry. 56: 1384-1389.
  12. Synthesis and structure of cobalt (II) iodide bearing a bulky N-heterocyclic carbene ligand, and catalytic activation of bromoalkanes  |  Matsubara, K., Kumamoto, A., Yamamoto, H., Koga, Y., & Kawata, S. 2013. Journal of Organometallic Chemistry. 727: 44-49.
  13. Unexpected Side Products of Chemical Transformations in Cobalt (II) Pseudoclathrochelates: An X‐Ray Diffraction Study  |  Nelyubina, Y. V., Belov, A. S., Belova, S. A., Zubavichus, Y. V., Malinkin, S., & Voloshin, Y. Z. 2020. ChemistrySelect. 5(39): 12307-12312.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Cobalt(II) iodide, 10 g

sc-239574
10 g
$156.00

Cobalt(II) iodide, 100 g

sc-239574A
100 g
$900.00

Cobalt(II) iodide, 500 g

sc-239574B
500 g
$3641.00