2,3,4,5,6-Pentafluorothiophenol
2,3,4,5,6-Pentafluorothiophenol (CAS: 771-62-0; C6F5SH) is a fluorinated aromatic thiol supplied by Tech Serve Solutions. With a molecular weight of 200.13 g/mol, this compound serves as a valuable building block in organic synthesis. Its unique structure, featuring a highly fluorinated phenyl ring and a thiol group, makes it useful in the development of novel materials and pharmaceutical intermediates. TSS ensures reliable supply for research and industrial applications.
- Synonyms
- 5,6-Pentafluorothiophenol771-62-0C6F5SH

Organic Synthesis Intermediate
2,3,4,5,6-Pentafluorothiophenol is employed as a key intermediate in the synthesis of complex organic molecules. Its reactive thiol group allows for various derivatizations, facilitating the construction of new chemical entities.
Materials Science Research
The compound's fluorinated nature makes it of interest in materials science, potentially for the development of specialised polymers or functionalised surfaces. Its incorporation can impart unique electronic or surface properties.
Pharmaceutical Intermediate Development
This thiol serves as a building block in the R&D of new pharmaceutical agents. Fluorinated compounds are often explored for their metabolic stability and altered pharmacokinetic profiles.
| Molecular weight | 200.13 |
|---|---|
| Linear formula | C6F5SH |
| Assay | 97% |
| Boiling point | 143 °C(lit.) |
| Density | 1.501 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4645(lit.) |
| Melting point | −24 °C(lit.) |



Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
- H331Toxic if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Flash point | 51 °C / 123.8 °F |
|---|---|
| Transport (UN / ADR) | UN 2920 3(8) / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 10-20/21/22-34 |
| Safety statements (S) | 16-26-36-36/37/39-45 |
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 2,3,4,5,6-Pentafluorothiophenol used for?
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2,3,4,5,6-Pentafluorothiophenol is primarily used as an intermediate in organic synthesis, particularly for the development of novel materials and pharmaceutical compounds due to its fluorinated aromatic structure and reactive thiol group.
What is the CAS number and formula for 2,3,4,5,6-Pentafluorothiophenol?
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The CAS number is 771-62-0 and the linear formula is C6F5SH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,3,4,5,6-Pentafluorothiophenol with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 2,3,4,5,6-Pentafluorothiophenol be handled safely?
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2,3,4,5,6-Pentafluorothiophenol is a Danger material, flammable liquid and vapour (H226), harmful if swallowed or in contact with skin (H302 + H312), causes severe skin burns and eye damage (H314), and toxic if inhaled (H331). Handle with appropriate personal protective equipment in a well-ventilated area, avoiding ignition sources.
Is 2,3,4,5,6-Pentafluorothiophenol a controlled substance?
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The provided data does not indicate that 2,3,4,5,6-Pentafluorothiophenol is a controlled substance.
How is 2,3,4,5,6-Pentafluorothiophenol packed, shipped, or exported?
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2,3,4,5,6-Pentafluorothiophenol is shipped as UN 2920, Hazard Class 3 (8), Packing Group II. TSS complies with all international shipping regulations for hazardous materials.
How can I request a sample or quote for 2,3,4,5,6-Pentafluorothiophenol?
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To request a sample or quote, please contact the Tech Serve Solutions sales team through our official website or direct contact channels.
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