Mercury(II) trifluoroacetate
Mercury(II) trifluoroacetate (CAS: 13257-51-7, Formula: Hg(CF3COO)2) is a high-purity chemical compound supplied by Tech Serve Solutions. With a molecular weight of 426.62 g/mol, it serves as a valuable reagent in organic synthesis, particularly noted for its role in promoting selective cyclisation reactions. This compound finds application in advanced chemical synthesis and materials science research, offering precise chemical functionality for researchers and industrial chemists.
- IUPAC
- Bis(trifluoroacetoxy)mercury,Mercuric trifluoroacetate,Trifluoroacetic acid mercury(II) salt
- Synonyms
- Bis(trifluoroacetoxy)mercuryMercuric trifluoroacetateTrifluoroacetic acid mercury(II) salt

Selective Cyclisation Reactions
Mercury(II) trifluoroacetate acts as a catalyst to promote the selective cyclisation of methylthio-substituted divinyl ketones. This reaction pathway leads to the formation of 5-fluorocyclopentenone derivatives, a key step in synthesising complex organic molecules.
Chemical Synthesis Reagent
As a versatile reagent, Hg(CF3COO)2 is employed in various chemical synthesis endeavours. Its trifluoroacetate groups and mercury centre offer unique reactivity for developing novel compounds and exploring new synthetic methodologies.
Materials Science Precursor
In materials science, this compound can serve as a precursor for depositing thin films or creating novel materials. Its properties are of interest in micro/nanoelectronics and solution deposition applications.
| Molecular weight | 426.62 |
|---|---|
| Linear formula | Hg(CF3COO)2 |
| Assay | 98% |
| Application | Promotes selective cyclization of methylthio-substituted divinyl ketones to 5-fluorocyclopentenone derivatives.1 |
| Melting point | 171-173 °C(lit.) |



Hazard statements
- H300Fatal if swallowed
- H310Fatal in contact with skin
- H330Fatal if inhaled
- H373May cause damage to organs through prolonged exposure
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P264Wash thoroughly after handling
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P284Wear respiratory protection
- P301IF SWALLOWED
| 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 2025 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T+,N |
| Risk statements (R) | 26/27/28-33-50/53 |
| Safety statements (S) | 13-28-36-45-60-61 |
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 Mercury(II) trifluoroacetate used for?
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Mercury(II) trifluoroacetate (CAS: 13257-51-7) is primarily used as a catalyst in organic synthesis, notably for the selective cyclisation of methylthio-substituted divinyl ketones to form 5-fluorocyclopentenone derivatives. It is also employed in materials science and micro/nanoelectronics research.
What is the CAS number and chemical formula for Mercury(II) trifluoroacetate?
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The CAS number for Mercury(II) trifluoroacetate is 13257-51-7, and its chemical formula is Hg(CF3COO)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Mercury(II) trifluoroacetate with an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade, as it is typically intended for research and technical applications.
How should Mercury(II) trifluoroacetate be handled safely?
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Mercury(II) trifluoroacetate is a highly toxic substance (H300, H310, H330) and may cause long-term adverse effects in the aquatic environment (H410). Handle with extreme caution, using appropriate personal protective equipment including eyeshields, face shields, and chemical-resistant gloves. Ensure adequate ventilation and use a suitable respirator. It is classified as Danger, with hazards including acute toxicity and environmental toxicity.
How is Mercury(II) trifluoroacetate shipped?
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Mercury(II) trifluoroacetate is classified under UN 2025, Hazard Class 6.1, Packing Group II, indicating it is a toxic substance. Shipments are handled in compliance with all relevant international regulations for hazardous materials.
How can I request a quote or sample for Mercury(II) trifluoroacetate?
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To request a quote or a sample of Mercury(II) trifluoroacetate, please contact our sales team through the website or by telephone, providing your specific requirements and shipping details.
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