Cobalt(II) acetate tetrahydrate
Cobalt(II) acetate tetrahydrate (CAS: 6147-53-1) is a pink crystalline solid with the linear formula (CH3COO)2Co · 4H2O and a molecular weight of 249.08 g/mol. This essential chemical serves as a valuable precursor in various synthesis routes. It finds significant application as a catalyst in organic reactions and in the production of other cobalt compounds. Its properties make it a useful reagent in inorganic chemistry research.
- IUPAC
- Cobaltous acetate tetrahydrate
- Synonyms
- Cobaltous acetate tetrahydrateAcetic acid, cobalt(2+) salt, tetrahydrate

Catalysis
Cobalt(II) acetate tetrahydrate acts as a catalyst in numerous organic transformations, including oxidation reactions and polymerization processes, facilitating efficient chemical synthesis.
Precursor for Cobalt Compounds
It serves as a fundamental starting material for the synthesis of other cobalt-containing chemicals, complexes, and materials for diverse industrial and research applications.
Inorganic Chemistry Reagent
This compound is employed in laboratory settings for inorganic synthesis and research, contributing to the development of novel materials and chemical processes.
Drier in Coatings
Historically used as a drier in paints, varnishes, and inks to accelerate the drying and curing process through oxidative cross-linking.
| Molecular weight | 249.08 |
|---|---|
| Linear formula | (CH3COO)2Co · 4H2O |
| Assay | ≥98.0%98.0-102.0% (ACS specification) |
| Grade | ACS reagent |
| Impurities tested | ≤0.01% insolubles |


Hazard statements
- H317May cause an allergic skin reaction
- H334May cause allergy or asthma symptoms if inhaled
- H341Suspected of causing genetic defects
- H350I
- H360F
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P201Obtain special instructions before use
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P308IF exposed or concerned
- P501Dispose of contents and container per local regulations
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 49-60-42/43-50/53-68 |
| Safety statements (S) | 53-45-60-61 |
| Cation traces | Ca: ≤0.005%Cu: ≤0.002%Fe: ≤0.001%K: ≤0.01%Mg: ≤0.005%Na: ≤0.05%Ni: ≤0.1%Pb: ≤0.001%Zn: ≤0.01% |
| Anion traces | chloride (Cl-): ≤0.002%nitrate (NO3-): ≤0.01%sulfate (SO42-): ≤0.005% |
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) acetate tetrahydrate used for?
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Cobalt(II) acetate tetrahydrate is primarily used as a catalyst in organic synthesis, as a precursor for other cobalt compounds, and as a reagent in inorganic chemistry research. It has also been used as a drier in coatings.
What is the CAS number and formula for Cobalt(II) acetate tetrahydrate?
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The CAS number is 6147-53-1, and its linear formula is (CH3COO)2Co · 4H2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cobalt(II) acetate tetrahydrate in ACS reagent grade, with an assay of ≥98.0% (98.0-102.0% according to ACS specification). TSS does not represent this product as USP, BP, or EP grade.
How should Cobalt(II) acetate tetrahydrate be handled?
+
Handle with appropriate personal protective equipment including eyeshields, gloves, and a full-face particle respirator. It is a Danger hazard, classified as H317 (May cause an allergic skin reaction), H334 (May cause allergy or asthma symptoms or breathing difficulties if inhaled), H341 (Suspected of causing genetic defects), H350i (May cause cancer by inhalation), H360F (May damage fertility), and H410 (Very toxic to aquatic life with long lasting effects).
Is Cobalt(II) acetate tetrahydrate a controlled substance?
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This product is not listed as a scheduled or controlled substance in common regulatory frameworks based on the provided data. However, users should verify local regulations.
How is Cobalt(II) acetate tetrahydrate packed and shipped?
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Cobalt(II) acetate tetrahydrate is shipped as UN 3077, Class 9, Packing Group III, according to ADR regulations. Specific packaging details are available upon request.
How can I request a quote or sample?
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To request a quote or a sample of Cobalt(II) acetate tetrahydrate, please contact our sales team through the website or by phone, providing your specific requirements.
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