2-(Diphenylphosphino)-N,N,N-trimethylbenzylammonium triflate
2-(Diphenylphosphino)-N,N,N-trimethylbenzylammonium triflate (CAS: 1373945-21-1) is a phosphine ligand with the molecular formula C23H25F3NO3PS and a molecular weight of 483.48 g/mol. It is primarily utilized as a ligand in palladium-catalysed reactions. This compound is supplied by Tech Serve Solutions for research and synthesis applications, offering a high purity level suitable for demanding chemical processes.
- IUPAC
- 1-(2-(Diphenylphosphino)phenyl)-N,N,N-trimethylmethanaminium trifluoromethanesulfonate
- Synonyms
- 1373945-21-11-(2-(Diphenylphosphino)phenyl)-N,N,N-trimethylmethanaminium trifluoromethanesulfonate

Palladium Catalysis
Serves as an essential phosphine ligand in palladium-catalysed cross-coupling reactions. Its structure facilitates efficient catalytic cycles, leading to improved yields and selectivity in organic synthesis.
Chemical Synthesis
Employed as a building block or reagent in complex organic synthesis pathways. Its unique phosphine functionality allows for participation in various transformations.
Ligand Development
Used in the development and optimisation of new catalytic systems. Its properties can be leveraged to fine-tune the reactivity and stability of metal catalysts.
| Molecular weight | 483.48 |
|---|---|
| Empirical formula | C23H25F3NO3PS |
| Assay | 96% |
| Application | Phosphine ligand for Pd catalysis. |
| Melting point | 154-159 °C |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 36/37/39 |
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-(Diphenylphosphino)-N,N,N-trimethylbenzylammonium triflate used for?
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This compound functions as a phosphine ligand, primarily in palladium-catalysed reactions and various chemical synthesis applications.
What are the CAS number and chemical formula for this product?
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The CAS number is 1373945-21-1 and the empirical formula (Hill notation) is C23H25F3NO3PS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 96%. We do not represent this product as USP, BP, EP, or other pharmacopoeial grades.
How should 2-(Diphenylphosphino)-N,N,N-trimethylbenzylammonium triflate be handled?
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This compound is classified as a Warning. It may cause gastrointestinal irritation (H302), skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment (gloves, eye protection, respiratory protection) in a well-ventilated area. Follow precautionary statements P261, P305 + P351 + P338.
How is 2-(Diphenylphosphino)-N,N,N-trimethylbenzylammonium triflate packed and shipped?
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We meticulously pack and securely ship this chemical, adhering to all relevant international regulations for hazardous materials, ensuring safe and compliant export worldwide.
How can I request a quote or sample?
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To request a quote or sample, please contact our sales team via the website or email, providing your specific requirements and shipping details.
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