(4-Nitrophenyl)phenyliodonium triflate
(4-Nitrophenyl)phenyliodonium triflate (CAS: 905718-45-8, C13H9F3INO5S) is a hypervalent iodine compound with a molecular weight of 475.18 g/mol. It functions as a potent oxidizing agent and a key reagent in organic synthesis, particularly valuable for electrophilic triflation reactions. Its applications span various chemical transformations, making it a versatile tool for synthetic chemists in research and development.
- IUPAC
- (4-Nitrophenyl)phenyliodonium trifluoromethanesulfonate

Electrophilic Triflation Reagent
This iodonium salt serves as an effective reagent for the transfer of the triflate group (CF3SO3-) to nucleophiles. It is employed in the synthesis of trifluoromethylated compounds, which are of significant interest in medicinal chemistry and materials science.
Oxidation Reactions
As a hypervalent iodine compound, it can participate in various oxidation processes. Its oxidizing capabilities are useful for specific transformations in complex molecule synthesis where milder oxidants may be insufficient.
Synthetic Intermediate
It acts as a valuable intermediate in the construction of complex organic molecules. Its defined reactivity allows for predictable incorporation into synthetic pathways by researchers and process chemists.
| Molecular weight | 475.18 |
|---|---|
| Empirical formula | C13H9F3INO5S |
| Assay | ≥98% (HPLC) |

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
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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 (4-Nitrophenyl)phenyliodonium triflate used for?
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(4-Nitrophenyl)phenyliodonium triflate is primarily used as an electrophilic triflation reagent and an oxidizing agent in organic synthesis for creating trifluoromethylated compounds and in various oxidation reactions.
What are the CAS number and formula for (4-Nitrophenyl)phenyliodonium triflate?
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The CAS number is 905718-45-8 and the empirical formula is C13H9F3INO5S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (4-Nitrophenyl)phenyliodonium triflate with an assay of ≥98% as determined by HPLC. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety and handling considerations for this compound?
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This compound is classified as a Warning with hazards including skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment in a well-ventilated area, avoiding dust formation and inhalation. Refer to the Safety Data Sheet for full details.
How is this chemical shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and reagents. We adhere to all relevant shipping and export regulations for chemical products.
How can I request a quote or sample?
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To request a quote or sample of (4-Nitrophenyl)phenyliodonium triflate, please contact our sales department through the website or direct inquiry channels.
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