Phenylmercuric chloride
Phenylmercuric chloride (CAS: 100-56-1) is an organomercury compound with the linear formula C6H5HgCl and a molecular weight of 313.15 g/mol. It presents as a white crystalline solid. This compound is primarily utilised in chemical synthesis and serves as an organometallic reagent. Its specific properties make it a valuable intermediate in various chemical processes where organomercury chemistry is required.
- IUPAC
- Phenylmercury chloride
- Synonyms
- Phenylmercury chloride

Chemical Synthesis
Phenylmercuric chloride acts as a reagent in organic synthesis. It can be employed in reactions that require the introduction of a phenylmercury group into organic molecules.
Organometallic Reagent
As an organometallic reagent, it participates in reactions involving metal-carbon bonds. This allows for specific transformations in synthetic chemistry.
Organomercury Chemistry
It is a key compound for research and development in the field of organomercury chemistry, enabling the study of mercury-carbon bond reactivity and its applications.
| Molecular weight | 313.15 |
|---|---|
| Linear formula | C6H5HgCl |
| Melting point | 248-250 °C (dec.)(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 2026 6.1 / PGIII |
| 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 Phenylmercuric chloride used for?
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Phenylmercuric chloride is used in chemical synthesis and as an organometallic reagent, particularly within organomercury chemistry.
What is the CAS number and formula for Phenylmercuric chloride?
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The CAS number is 100-56-1 and the linear formula is C6H5HgCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phenylmercuric chloride. The specific grade and purity are typically detailed on the product's Certificate of Analysis. We do not represent this product as USP, BP, or EP grade.
How should Phenylmercuric chloride be handled safely?
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Phenylmercuric chloride is highly toxic and poses significant environmental hazards. Handle with extreme care using appropriate personal protective equipment including eyeshields, gloves, and a suitable respirator. Avoid all contact and inhalation. Refer to the Safety Data Sheet for full details.
Can Phenylmercuric chloride be shipped internationally?
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Yes, Tech Serve Solutions is experienced in exporting chemicals globally, adhering to all relevant shipping regulations for hazardous materials like Phenylmercuric chloride (UN 2026).
How can I request a sample or quote for Phenylmercuric chloride?
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Please contact our sales team via the website or by phone to request a sample or a detailed quotation for Phenylmercuric chloride.
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