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API Process Intermediates & Related Compounds

Trimethylsulfonium Iodide

Available on request

Trimethylsulfonium Iodide (CAS 2181-42-2) supplier Zemixal: C3H9IS, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-018685.

Pack sizes
Trimethylsulfonium Iodide chemical structure
CAS number2181-42-2
FormulaC3H9IS
Molar mass204.08 g/mol
Physical formSolid
InChIKeyVFJYIHQDILEQNR-UHFFFAOYSA-M
IUPAC nametrimethylsulfanium iodide

About Trimethylsulfonium Iodide

Trimethylsulfonium Iodide sits in our API Process Intermediates & Related Compounds section and ships worldwide from stock or short lead time. For your records, the material is defined by CAS 2181-42-2, formula C3H9IS and molar mass 204.08 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • API route development
  • Impurity fate & purge studies
  • Analytical method development
  • Fine chemical synthesis

Handling and storage

It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Ascorbic acid

See every impurity, metabolite and related compound we list for this API.

Ascorbic acid standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development
  • Fine chemical synthesis

Applications

Specifications and identifiers

Specifications of Trimethylsulfonium Iodide
Product nameTrimethylsulfonium Iodide
Catalogue numberZX-018685
CAS number2181-42-2
IUPAC nametrimethylsulfanium iodide
Molecular formulaC3H9IS
Molar mass204.08 g/mol
Exact mass203.947
Physical formSolid
H-bond donors / acceptors0 / 1
Topological polar surface area1 Ų
InChIKeyVFJYIHQDILEQNR-UHFFFAOYSA-M
SMILESC[S+](C)C.[I-]
PubChem CID75127
SynonymsTrimethylsulphonium iodide, Sulfonium, trimethyl-, iodide, Sulfonium, trimethyl-, iodide (1:1), S111 I, trimethylsulfanium,iodide, trimethyl sulphonium iodide

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Trimethylsulfonium Iodide
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Trimethylsulfonium Iodide

Which CAS number identifies Trimethylsulfonium Iodide?
Trimethylsulfonium Iodide is registered under CAS 2181-42-2. You may also see it listed as Trimethylsulphonium iodide, Sulfonium, trimethyl-, iodide, Sulfonium, trimethyl-, iodide (1:1). Our catalogue number for this item is ZX-018685.
What are the formula and molar mass of Trimethylsulfonium Iodide?
For Trimethylsulfonium Iodide, its formula is C3H9IS and its molar mass is 204.08 g/mol. The systematic (IUPAC) name is trimethylsulfanium iodide. InChIKey VFJYIHQDILEQNR-UHFFFAOYSA-M lets you match it in any structure database.
How is Trimethylsulfonium Iodide used in pharmaceutical QC?
Trimethylsulfonium Iodide is a characterised reference material linked to Ascorbic acid. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Trimethylsulfonium Iodide?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Trimethylsulfonium Iodide?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Trimethylsulfonium Iodide to my country?
Yes. Because Trimethylsulfonium Iodide is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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