Cobalt(II) acetylacetonate hydrate
Cobalt(II) acetylacetonate hydrate (CAS: 123334-29-2), with the linear formula Co(C₅H₇O₂)₂ · xH₂O, presents as a powder or crystals. This hydrated cobalt complex, having a molecular weight of 257.15 on an anhydrous basis, is primarily employed as a precursor in materials science, micro/nanoelectronics, and solution deposition techniques. Its specific hydration level is approximately two moles of water per formula unit.

Materials Science Precursor
Cobalt(II) acetylacetonate hydrate serves as a valuable precursor in the synthesis of various cobalt-containing materials. It is utilised in the preparation of thin films, nanoparticles, and other advanced materials where controlled deposition of cobalt is required.
Micro/Nanoelectronics Applications
This compound finds application in the microelectronics industry as a precursor for depositing cobalt-based layers or structures. Its properties make it suitable for use in fabricating electronic components at the nanoscale.
Solution Deposition Precursors
As a precursor for solution deposition, Cobalt(II) acetylacetonate hydrate enables the creation of uniform cobalt-containing films and coatings through methods like spin-coating or dip-coating.
| Molecular weight | 257.15 (anhydrous basis) |
|---|---|
| Linear formula | Co(C5H7O2)2 · xH2O |
| Form | powder or crystals |
| Composition | Degree of hydration, ~2 |



Hazard statements
- H302Harmful if swallowed
- H318Causes serious eye damage
- H351Suspected of causing cancer
Precautionary statements
- 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) | 20/21/22-40-41 |
| Safety statements (S) | 7-22-26-37/39 |
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) acetylacetonate hydrate used for?
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Cobalt(II) acetylacetonate hydrate is used as a precursor in materials science, micro/nanoelectronics, and solution deposition techniques.
What is the CAS number and formula for Cobalt(II) acetylacetonate hydrate?
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The CAS number is 123334-29-2, and the linear formula is Co(C₅H₇O₂)₂ · xH₂O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cobalt(II) acetylacetonate hydrate. The exact grade and purity (assay) are detailed on the product's Certificate of Analysis. We do not represent this product as USP, BP, or EP grade unless explicitly stated in the specifications.
How should Cobalt(II) acetylacetonate hydrate be handled?
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Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. This compound is classified with Danger signal word and carries hazards including harmful if swallowed, in contact with skin, or if inhaled, causes serious eye damage, and is suspected of causing cancer. Consult the Safety Data Sheet (SDS) for comprehensive safety information.
How is Cobalt(II) acetylacetonate hydrate packed, shipped, and exported?
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Cobalt(II) acetylacetonate hydrate is carefully packed to ensure integrity during transit. Tech Serve Solutions is experienced in exporting chemicals globally, adhering to all necessary regulations for safe and compliant shipment.
How can I request a sample or quote for Cobalt(II) acetylacetonate hydrate?
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To request a sample or a quote for Cobalt(II) acetylacetonate hydrate, please contact our sales team through the website or by phone. Please reference the CAS number 123334-29-2 in your request.
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