Cobalt naphthenate
Cobalt naphthenate (CAS 61789-51-3) is an organometallic compound characterized by its cobalt content, typically supplied as a solution. It serves as a valuable catalyst in various chemical syntheses and industrial processes. Its unique properties also lend it to applications in formulations requiring specific metallic functionalities. Tech Serve Solutions provides this chemical, ensuring quality for demanding applications.

Catalysis in Polymerisation
Cobalt naphthenate acts as a catalyst or co-catalyst in the polymerisation of unsaturated polyesters and other monomers, facilitating curing processes and influencing polymer properties.
Drier in Paints and Inks
As a siccative, it promotes the drying of oil-based paints, varnishes, and printing inks by catalysing the oxidative cross-linking of drying oils.
Chemical Synthesis Intermediate
It can be employed as a source of cobalt in the synthesis of other organometallic complexes or inorganic cobalt compounds for research and development.
Surface Treatment
Used in certain surface treatment applications where the introduction of cobalt is required for specific material properties or functionalities.
| Grade | CP |
|---|---|
| Density | 0.921 g/mL at 25 °C |
| Refractive index | n20/D 1.4620 |
| Concentration | ~6% Co+2 |
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P331Do NOT induce vomiting
- P342
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Availability | available only in Japan |
|---|
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 naphthenate used for?
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Cobalt naphthenate is primarily used as a catalyst in polymerisation reactions, a drier in paints and inks, and as an intermediate in chemical synthesis. It also finds application in surface treatments. The concentration is typically around 6% Cobalt.
What is the CAS number and formula for Cobalt naphthenate?
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The CAS number for Cobalt naphthenate is 61789-51-3. The chemical formula is not specified, but it is an organometallic compound containing cobalt.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cobalt naphthenate with a grade of CP (Chemically Pure) and a concentration of approximately 6% Cobalt. This product is not represented as USP, BP, or EP grade.
How should Cobalt naphthenate be handled safely?
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Handle Cobalt naphthenate with appropriate personal protective equipment, avoiding breathing vapours or mist. It is essential to follow the precautionary statements P261-P280-P301 + P310-P331-P342 + P311.
Is Cobalt naphthenate a controlled substance?
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The provided data does not indicate that Cobalt naphthenate is a controlled substance. However, users should always comply with local regulations regarding chemical handling and use.
How is Cobalt naphthenate packed and shipped?
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Cobalt naphthenate is available only in Japan. Specific packing and shipping details can be provided upon request, adhering to all transportation regulations.
How can I request a quote or sample for Cobalt naphthenate?
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To request a quote or a sample of Cobalt naphthenate, please contact the Tech Serve Solutions sales team with your specific requirements.
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