Cobalt(II) iodide
Cobalt(II) iodide (CAS: 15238-00-3), with the chemical formula CoI2, is a chemical compound supplied by Tech Serve Solutions. This dark brown powder is noted for its applications in catalysis and chemical synthesis. It serves as a valuable reagent in inorganic chemistry and materials science, contributing to various research and development endeavours. Its molecular weight is 312.74 g/mol.

Catalysis
Cobalt(II) iodide acts as a catalyst in various organic reactions. Its transition metal nature allows it to facilitate specific chemical transformations.
Chemical Synthesis
This compound is employed as a reagent or precursor in the synthesis of other cobalt-containing compounds and materials. It is useful in developing novel chemical entities.
Inorganic Chemistry Research
Cobalt(II) iodide is utilised in fundamental inorganic chemistry research, exploring the properties and reactivity of cobalt complexes and coordination compounds.
Materials Science
It finds application in materials science for the development of new materials with specific electronic or magnetic properties, often through vapour deposition or solid-state reactions.
| Molecular weight | 312.74 |
|---|---|
| Empirical formula | CoI2 |
| Assay | 95% |
| Form | powder |
| Density | 5.45 g/mL at 25 °C(lit.) |
| Solubility | acetone: slightly soluble(lit.)diethyl ether: slightly soluble(lit.)ethanol: slightly soluble(lit.) |
| Melting point | >515 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Cobalt(II) iodide used for?
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Cobalt(II) iodide (CoI2) is primarily used in catalysis and chemical synthesis, as well as in inorganic chemistry and materials science research.
What are the CAS number and chemical formula for Cobalt(II) iodide?
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The CAS number for Cobalt(II) iodide is 15238-00-3, and its chemical formula is CoI2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cobalt(II) iodide with an assay of 95%. This product is supplied for research and development purposes and is not intended for USP, BP, EP, or other pharmacopoeia grades.
How should Cobalt(II) iodide be handled safely?
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Cobalt(II) iodide is harmful if swallowed, in contact with skin, or if inhaled, and causes skin and eye irritation, and may cause respiratory irritation. Handle with appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves, in a well-ventilated area.
How is Cobalt(II) iodide packed, shipped, and exported?
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Cobalt(II) iodide is typically supplied as a powder. Tech Serve Solutions adheres to all relevant regulations for the safe packing, shipping, and export of chemical products globally.
How can I request a sample or quote for Cobalt(II) iodide?
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To request a sample or a quote for Cobalt(II) iodide, please contact our sales team through the website or by phone, providing your specific requirements.
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