Tris(pentafluorophenyl)phosphine
Tris(pentafluorophenyl)phosphine (CAS: 1259-35-4) is a highly fluorinated organophosphorus compound with the linear formula (C6F5)3P and a molecular weight of 532.14. It is primarily utilised as a ligand in catalysis, particularly in organometallic chemistry and chemical synthesis due to the unique electronic properties conferred by the pentafluorophenyl groups. This compound finds applications in various research and development settings.
- IUPAC
- Tris(perfluorophenyl)phosphine
- Synonyms
- Tris(perfluorophenyl)phosphine

Ligand in Organometallic Catalysis
Tris(pentafluorophenyl)phosphine serves as an electron-deficient phosphine ligand in transition metal catalysis. Its strong electron-withdrawing properties can influence the reactivity and selectivity of catalytic processes.
Chemical Synthesis Reagent
It is employed as a building block or reagent in the synthesis of novel organophosphorus compounds and fluorinated organic molecules. Its unique structure facilitates specific synthetic transformations.
Research and Development
This compound is valuable in academic and industrial research for exploring new catalytic systems, reaction mechanisms, and material science applications. Its specific properties make it a subject of ongoing investigation.
| Molecular weight | 532.14 |
|---|---|
| Linear formula | (C6F5)3P |
| Assay | 97% |
| Melting point | 108-110 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 Tris(pentafluorophenyl)phosphine used for?
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Tris(pentafluorophenyl)phosphine is primarily used as a ligand in organometallic catalysis and as a reagent in chemical synthesis, particularly for developing novel fluorinated compounds and exploring catalytic systems.
What is the CAS number and formula for Tris(pentafluorophenyl)phosphine?
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The CAS number is 1259-35-4, and the linear formula is (C6F5)3P.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tris(pentafluorophenyl)phosphine with an assay of 97%. This product is intended for laboratory and research use and is not represented as USP, BP, EP, or any other pharmacopoeial grade.
How should Tris(pentafluorophenyl)phosphine be handled safely?
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Handle Tris(pentafluorophenyl)phosphine with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. This compound is classified with H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation).
Is Tris(pentafluorophenyl)phosphine a controlled substance?
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Based on the provided data, there is no indication that Tris(pentafluorophenyl)phosphine is a controlled substance. However, users should always comply with local regulations.
How is Tris(pentafluorophenyl)phosphine packed and shipped?
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Tris(pentafluorophenyl)phosphine is carefully packed to ensure safe transit and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations for chemical compounds.
How can I request a sample or quote for Tris(pentafluorophenyl)phosphine?
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To request a sample or a quote for Tris(pentafluorophenyl)phosphine, please contact the Tech Serve Solutions sales department via our website or direct contact details.
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