Phenylmercuric acetate
Phenylmercuric acetate (CAS: 62-38-4) is an organomercury compound with a molecular weight of 336.74 g/mol. This white crystalline solid is primarily utilised as a reagent in chemical synthesis and in the preparation of other organometallic compounds. Its potent biocidal properties also lend it to certain industrial preservative applications, although its handling requires strict adherence to safety protocols due to its toxicity.
- IUPAC
- Mercury phenyl acetate,Phenylmercury acetate
- Synonyms
- Mercury phenyl acetatePhenylmercury acetate

Chemical Synthesis Reagent
Phenylmercuric acetate serves as a valuable reagent in organic synthesis, enabling the introduction of phenylmercury groups into various organic molecules. This can be a key step in the construction of complex molecular architectures.
Organometallic Chemistry
It is employed in the field of organometallic chemistry for the synthesis of diverse mercury-containing compounds. These compounds can exhibit unique catalytic or material properties.
Industrial Biocide/Preservative
Historically, its potent antimicrobial activity has led to its use as a preservative in industrial products such as adhesives, textiles, and paper. However, its use is increasingly restricted due to environmental and health concerns.
| Molecular weight | 336.74 |
|---|---|
| Linear formula | C6H5HgOCOCH3 |
| Assay | 97% |
| Melting point | 148-151 °C(lit.) |




Hazard statements
- H301Toxic if swallowed
- H314Causes severe skin burns and eye damage
- H372Causes damage to organs through prolonged exposure
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
- 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 1674 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 25-34-48/24/25-50/53 |
| Safety statements (S) | 23-24/25-37-45-60-61 |
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 Phenylmercuric acetate (CAS 62-38-4) used for?
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Phenylmercuric acetate is used as a reagent in chemical synthesis and organometallic chemistry, and historically as an industrial biocide and preservative. Its handling requires strict safety measures due to toxicity.
What is the CAS number and formula for Phenylmercuric acetate?
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The CAS number for Phenylmercuric acetate is 62-38-4, and its linear formula is C6H5HgOCOCH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phenylmercuric acetate with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should Phenylmercuric acetate be handled safely?
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Phenylmercuric acetate is highly toxic and corrosive. Handle with extreme caution, using appropriate personal protective equipment including eyeshields, face shields, chemical-resistant gloves, and respiratory protection (e.g., N100 respirator). Avoid contact with skin, eyes, and clothing, and prevent inhalation of dust or vapours. Ensure adequate ventilation and consult the Safety Data Sheet before use.
Is Phenylmercuric acetate a controlled substance?
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While specific national regulations vary, mercury compounds like Phenylmercuric acetate are subject to strict controls due to their toxicity and environmental impact. Always comply with local and international regulations regarding its purchase, handling, and disposal.
How is Phenylmercuric acetate packed and shipped?
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As a specialist global supplier, Tech Serve Solutions ensures Phenylmercuric acetate is packed and shipped in compliance with all relevant dangerous goods regulations (UN 1674, 6.1, PGII). Export shipments adhere to international transport standards.
How can I request a sample or quote for Phenylmercuric acetate?
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To request a sample or a detailed quotation, please contact our sales team via the website or direct email, specifying the quantity and your delivery location.
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