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Methylmercury(II) iodide

CAS 143-36-2CH3HgICatalysis & Inorganic

Methylmercury(II) iodide (CAS: 143-36-2), with the chemical formula CH3HgI and a molecular weight of 342.53 g/mol, is an organometallic compound of mercury. It is primarily utilised as a reagent in chemical synthesis and finds applications within catalysis and inorganic chemistry research. Due to the toxicity associated with mercury compounds, it must be handled with appropriate safety precautions.

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Methylmercury(II) iodide (CH3HgI) — chemical structure, CAS 143-36-2; Chemistry, fine chemical supplied by Tech Serve Solutions
Chemical SynthesisMercury
01 /Applications

Chemical Synthesis

Methylmercury(II) iodide serves as a valuable building block or reagent in various organic and inorganic synthesis pathways. Its reactivity allows for the introduction of methylmercury groups into other molecules.

Catalysis Research

This compound can be employed in the exploration and development of catalytic processes. Its organometallic nature makes it a candidate for investigation in catalysed reactions.

Inorganic Chemistry

Within inorganic chemistry, Methylmercury(II) iodide is studied for its properties and reactions. It contributes to understanding the behaviour of organomercury species.

02 /Properties
Molecular weight342.53
Linear formulaCH3HgI
Melting point145 °C(lit.)
03 /Safety & handling
GHS hazard pictogram: Toxic (GHS06)
Toxic
GHS hazard pictogram: Health hazard (GHS08)
Health hazard
GHS hazard pictogram: Environmental hazard (GHS09)
Environmental hazard
Danger

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 equipmentEyeshields, 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.

04 /Identifiers & registry
CAS number
143-36-2
MDL number
MFCD00013701
05 /Quality & supply

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.

06 /Frequently asked questions

What is Methylmercury(II) iodide used for?

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Methylmercury(II) iodide is used as a reagent in chemical synthesis, and in research related to catalysis and inorganic chemistry.

What are the CAS number and chemical formula for Methylmercury(II) iodide?

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The CAS number is 143-36-2, and the chemical formula is CH3HgI.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Methylmercury(II) iodide. We do not represent this product as USP, BP, or EP grade. Please refer to the product specifications for detailed purity information.

What are the primary safety concerns when handling Methylmercury(II) iodide?

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Methylmercury(II) iodide is highly toxic if swallowed, in contact with skin, or if inhaled (H300-H310-H330). It may cause damage to organs through prolonged or repeated exposure (H373) and is very toxic to aquatic life with long-lasting effects (H410). Strict adherence to safety protocols, including the use of appropriate personal protective equipment, is essential.

Is Methylmercury(II) iodide a controlled substance?

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The provided data does not indicate that Methylmercury(II) iodide is a controlled substance. However, regulations may vary by jurisdiction.

How is Methylmercury(II) iodide packed, shipped, and exported?

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Methylmercury(II) iodide is packed and shipped according to international regulations for hazardous materials, designated under UN 2025, hazard class 6.1, packing group II. Tech Serve Solutions is experienced in global export.

How can I request a sample or quote for Methylmercury(II) iodide?

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To request a sample or quote, please contact our sales team through the website or via direct inquiry, specifying the product name and CAS number.

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