4-Methoxy-α-toluenethiol
4-Methoxy-α-toluenethiol (CAS 6258-60-2) is a chemical compound with the formula CH3OC6H4CH2SH. This thiol is primarily recognised for its application as an internal standard in the precise quantification of polyfunctional mercaptans in wine, particularly at trace nanogram per litre levels. With a molecular weight of 154.23 g/mol, it serves as a valuable reagent in analytical chemistry and organic synthesis.
- IUPAC
- 4-Methoxybenzyl mercaptan
- Synonyms
- 4-Methoxybenzyl mercaptan
Wine Analysis Internal Standard
Used as an internal standard for the quantitative determination of polyfunctional mercaptans in wine. It enables accurate measurement at very low concentrations, down to nanogram per litre levels.
Organic Synthesis Building Block
Serves as a versatile building block in organic synthesis. Its thiol and methoxy-substituted aromatic functionalities allow for various chemical transformations.
Sulfur Compound Research
Utilised in research involving sulfur-containing organic compounds, contributing to the development of new materials or chemical processes.
| Molecular weight | 154.23 |
|---|---|
| Linear formula | CH3OC6H4CH2SH |
| Assay | 90% |
| Boiling point | 90-95 °C/0.5 mmHg(lit.) |
| Density | 1.107 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.573(lit.) |
| Storage temperature | 2-8°C |
| Application | 4-Methoxy-α-toluenethiol is used as an internal standard in the Quantitative determination of wine polyfunctional mercaptans at the level of nanogram per liter1. |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 110 °C / 230 °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-Methoxy-α-toluenethiol used for?
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4-Methoxy-α-toluenethiol is primarily used as an internal standard for the quantitative determination of polyfunctional mercaptans in wine, and as a building block in organic synthesis.
What are the CAS number and chemical formula for 4-Methoxy-α-toluenethiol?
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The CAS number is 6258-60-2 and the chemical formula is CH3OC6H4CH2SH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Methoxy-α-toluenethiol with an assay of 90%. We do not represent this product as USP, BP, or EP grade.
How should 4-Methoxy-α-toluenethiol be handled and stored?
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4-Methoxy-α-toluenethiol should be handled with appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection. It should be stored at 2-8°C.
Is 4-Methoxy-α-toluenethiol suitable for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 4-Methoxy-α-toluenethiol, and can accommodate international requests.
How can I request a quote or sample for 4-Methoxy-α-toluenethiol?
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To request a quote or sample, please contact our sales department through the website or by phone.
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