p-Tolyl trifluoromethanesulfonate
p-Tolyl trifluoromethanesulfonate (CAS: 29540-83-8, Formula: CF3SO3C6H4CH3) is a potent organic triflate with a molecular weight of 240.20 g/mol. This compound serves as a valuable building block and reagent in organic synthesis. It is primarily utilized in academic research and industrial laboratories for the introduction of the p-tolyl group or as a precursor in complex molecule construction.
- IUPAC
- p-Tolyl triflate

Organic Synthesis Reagent
p-Tolyl trifluoromethanesulfonate is employed as an electrophilic triflate ester in organic synthesis. It facilitates reactions such as C-C and C-heteroatom bond formation.
Building Block for Complex Molecules
The compound acts as a versatile building block for the synthesis of more intricate organic structures. Its triflate group is an excellent leaving group, enabling diverse coupling reactions.
Research and Development
Utilised in R&D settings for exploring novel synthetic pathways and developing new chemical entities within the pharmaceutical and material science sectors.
| Molecular weight | 240.20 |
|---|---|
| Linear formula | CF3SO3C6H4CH3 |
| Assay | 97% |
| Boiling point | 115 °C/50 mmHg(lit.) |
| Density | 1.342 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.441(lit.) |



Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H314Causes severe skin burns and eye damage
- H331Toxic if inhaled
- H351Suspected of causing cancer
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 89 °C / 192.2 °F |
| Transport (UN / ADR) | UN 3265 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 23/24/25-34-40 |
| Safety statements (S) | 16-26-36/37/39-45 |
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 p-Tolyl trifluoromethanesulfonate used for?
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p-Tolyl trifluoromethanesulfonate is used as a reagent and building block in organic synthesis, particularly for introducing the p-tolyl group and in coupling reactions.
What is the CAS number and formula for p-Tolyl trifluoromethanesulfonate?
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The CAS number is 29540-83-8 and the molecular formula is CF3SO3C6H4CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies p-Tolyl trifluoromethanesulfonate with an assay of 97%. This is a research-grade chemical and is not represented as USP, BP, EP, or other pharmacopoeia grades.
What are the safety and handling considerations for this compound?
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This compound is classified as Danger and is corrosive, toxic if swallowed, toxic in contact with skin, and toxic if inhaled. It may also cause genetic defects and is suspected of causing cancer. Appropriate personal protective equipment, including gloves, goggles, face shields, and respiratory protection, must be used. Handle only in a well-ventilated area or under a fume hood.
How is p-Tolyl trifluoromethanesulfonate packed and exported?
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p-Tolyl trifluoromethanesulfonate is packed according to stringent safety regulations for hazardous materials, compliant with UN 3265, Class 8, PGII. We export globally to research institutions and industrial clients.
How can I request a sample or a quote?
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To request a sample or a quote for p-Tolyl trifluoromethanesulfonate, please contact our sales department via the website or by telephone, providing your specific requirements.
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