p-Thiocresol
p-Thiocresol (CAS: 106-45-6), with the molecular formula CH3C6H4SH and a molecular weight of 124.20 g/mol, is an organosulfur compound. It is recognised for its thiol functional group attached to a toluene ring. This chemical serves as a valuable building block in organic synthesis and is primarily utilised in the development of more complex molecules within the chemical and pharmaceutical industries.
- IUPAC
- 4-Mercaptotoluene,4-Methylthiophenol,p-Toluenethiol,p-Tolyl mercaptan
- Synonyms
- 4-Mercaptotoluene4-Methylthiophenolp-Toluenethiolp-Tolyl mercaptan

Organic Synthesis Intermediate
p-Thiocresol is frequently employed as a reagent or intermediate in various organic syntheses. Its thiol group can participate in a range of reactions, allowing for the introduction of sulfur into organic structures.
Pharmaceutical Research
This compound finds application in the research and development of novel pharmaceutical agents. It can act as a precursor for molecules with potential biological activity.
Material Science
The unique properties of p-thiocresol make it a candidate for use in the development of specialised materials, particularly where sulfur-containing functionalities are desired.
| Molecular weight | 124.20 |
|---|---|
| Linear formula | CH3C6H4SH |
| Assay | ≥98.0% (RT) |
| Boiling point | 195 °C(lit.) |
| Vapour pressure | 10 mmHg (71 °C) |
| Vapour density | 6.2 (vs air) |
| Melting point | 41-43 °C(lit.)41-43 °C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | 68 °C / 154.4 °F |
| Transport (UN / ADR) | UN 3335 |
| 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 p-Thiocresol used for?
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p-Thiocresol is primarily used as a building block in organic synthesis, finding applications in the chemical and pharmaceutical industries for developing more complex molecules and novel pharmaceutical agents.
What are the CAS number and molecular formula for p-Thiocresol?
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The CAS number for p-Thiocresol is 106-45-6, and its molecular formula is CH3C6H4SH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies p-Thiocresol with an assay of ≥98.0% (RT). TSS does not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for p-Thiocresol?
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p-Thiocresol is combustible and has a flash point of 68°C (154.4°F). Appropriate personal protective equipment, including eyeshields and gloves, should be worn. A respirator filter such as type N95 (US) or type P1 (EN143) is recommended. Handle in a well-ventilated area.
How is p-Thiocresol packed and shipped?
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p-Thiocresol is packed according to industry standards to ensure safe transport and is exported globally by Tech Serve Solutions.
How can I request a quote or sample for p-Thiocresol?
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To request a quote or sample, please contact the Tech Serve Solutions sales team through our website or direct contact information.
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