2-(Methylthio)ethanol
2-(Methylthio)ethanol (CAS: 5271-38-5; Formula: CH3SCH2CH2OH; MW: 92.16) is a versatile sulfur-containing organic compound. It functions as a valuable building block in chemical synthesis, particularly within organic chemistry. Its structure, featuring both a thioether and a hydroxyl group, allows for diverse chemical transformations, making it a useful intermediate for creating more complex molecules.
- IUPAC
- 2-(Methylmercapto)ethanol,2-Hydroxyethyl methyl sulfide
- Synonyms
- 2-(Methylmercapto)ethanol2-Hydroxyethyl methyl sulfide

Organic Synthesis Intermediate
2-(Methylthio)ethanol serves as a key intermediate in the synthesis of various organic compounds. The presence of both a thioether and an alcohol functional group enables participation in a range of reactions.
Building Block for Specialty Chemicals
This compound is utilised as a building block for the development of specialty chemicals. Its unique structure allows for the introduction of sulfur-containing moieties into target molecules.
Reagent in Chemical Research
In research and development settings, 2-(Methylthio)ethanol finds application as a reagent for exploring new synthetic pathways and creating novel chemical entities.
| Molecular weight | 92.16 |
|---|---|
| Linear formula | CH3SCH2CH2OH |
| Assay | ≥97.0% (GC) |
| Boiling point | 169-171 °C(lit.) |
| Density | 1.06 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4930(lit.)n20/D 1.494 |
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 70 °C / 158 °F |
| Transport (UN / ADR) | UN 3334 |
| Water hazard class (WGK, DE) | 3 |
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 2-(Methylthio)ethanol used for?
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2-(Methylthio)ethanol is primarily used as a building block in organic synthesis and as an intermediate for creating specialty chemicals and novel chemical entities in research.
What is the CAS number and chemical formula for 2-(Methylthio)ethanol?
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The CAS number for 2-(Methylthio)ethanol is 5271-38-5, and its chemical formula is CH3SCH2CH2OH.
What grade and purity does Tech Serve Solutions supply for 2-(Methylthio)ethanol?
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Tech Serve Solutions supplies 2-(Methylthio)ethanol with an assay of ≥97.0% (GC). This is a technical/research grade; TSS does not represent it as USP/BP/EP.
How should 2-(Methylthio)ethanol be handled safely?
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Safety precautions include wearing eyeshields and appropriate gloves. Respiratory protection, such as a multi-purpose combination respirator cartridge or an ABEK filter, may be necessary depending on exposure.
Is 2-(Methylthio)ethanol flammable?
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Yes, 2-(Methylthio)ethanol is flammable, with a flash point of 70 °C (158 °F).
How is 2-(Methylthio)ethanol packed, shipped, and exported?
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Tech Serve Solutions professionally packs, ships, and exports chemicals globally, adhering to all necessary regulations for safe transport.
How can I request a quote or sample of 2-(Methylthio)ethanol?
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To request a quote or sample, please contact our sales team through the website or call us directly.
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