4-(Methylthio)-1-butanol
4-(Methylthio)-1-butanol (CAS: 20582-85-8), a chemical compound with the formula CH3S(CH2)4OH and a molecular weight of 120.21 g/mol, serves as a valuable building block in organic synthesis. This sulfur-containing alcohol is primarily utilised in chemical research and development for the construction of more complex molecular architectures. Its structure lends itself to various chemical transformations, making it a versatile intermediate.

Organic Synthesis Intermediate
4-(Methylthio)-1-butanol is employed as a key intermediate in the synthesis of diverse organic molecules. Its bifunctional nature, possessing both a thioether and a primary alcohol group, allows for selective derivatisation.
Research and Development
This compound is utilised in academic and industrial research laboratories for the exploration of new chemical pathways and the development of novel compounds.
Building Block for Specialty Chemicals
It functions as a foundational component in the creation of specialty chemicals where sulfur-containing moieties are desired.
| Molecular weight | 120.21 |
|---|---|
| Linear formula | CH3S(CH2)4OH |
| Assay | 97% |
| Boiling point | 95-98 °C/20 mmHg(lit.) |
| Density | 0.993 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.487(lit.) |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Flash point | 102 °C / 215.6 °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 4-(Methylthio)-1-butanol primarily used for?
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4-(Methylthio)-1-butanol is primarily used as a building block and intermediate in organic synthesis and research and development.
What are the CAS number and formula for 4-(Methylthio)-1-butanol?
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The CAS number for 4-(Methylthio)-1-butanol is 20582-85-8, and its linear formula is CH3S(CH2)4OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-(Methylthio)-1-butanol with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade. It is supplied for research and technical use.
What are the key safety considerations when handling 4-(Methylthio)-1-butanol?
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When handling 4-(Methylthio)-1-butanol, it is essential to wear appropriate personal protective equipment, including eyeshields and gloves. The compound has a flash point of 102 °C (215.6 °F) and is classified under UN 3334, indicating it is a regulated substance for transport.
Does Tech Serve Solutions export 4-(Methylthio)-1-butanol?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 4-(Methylthio)-1-butanol.
How can I request a quote or sample for 4-(Methylthio)-1-butanol?
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To request a quote or sample for 4-(Methylthio)-1-butanol, please contact our sales department via the website or provide your details through the enquiry form.
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