(2-Bromoethyl)diphenylsulfonium trifluoromethanesulfonate
(2-Bromoethyl)diphenylsulfonium trifluoromethanesulfonate (CAS: 247129-85-7) is a chemical compound with the formula C15H14BrF3O3S2 and a molecular weight of 443.30 g/mol. This organosulfur compound serves as a valuable reagent in organic synthesis. Its primary applications include participating in sulfinylation, cyclization, and annulation reactions, contributing to the formation of new carbon-carbon bonds. It is supplied by Tech Serve Solutions with an assay of 97%.

Sulfinylation Reactions
This compound acts as a reactant in sulfinylation reactions, a process used to introduce a sulfinyl group into organic molecules. This is crucial for the synthesis of various organosulfur compounds.
Cyclization Reactions
It is employed in cyclization reactions, where it facilitates the formation of ring structures within organic molecules. This capability is essential for building complex molecular architectures.
Annulation Reactions
The reagent is utilised in annulation reactions, a type of organic synthesis that involves the formation of one or more rings in a molecule. This process is key to constructing polycyclic systems.
C-C Bond Formation
As indicated by its category, this compound is instrumental in facilitating the formation of carbon-carbon bonds, a fundamental transformation in organic chemistry for building molecular frameworks.
| Molecular weight | 443.30 |
|---|---|
| Empirical formula | C15H14BrF3O3S2 |
| Assay | 97% |
| Application | Reactant for:• Sulfinylation reactions1• Cyclization reactions2• Annulation reactions3 |
| Melting point | 85-90 °C |

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 |
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-Bromoethyl)diphenylsulfonium trifluoromethanesulfonate used for?
+
(2-Bromoethyl)diphenylsulfonium trifluoromethanesulfonate is used as a reactant in sulfinylation, cyclization, and annulation reactions, and for C-C bond formation in chemical synthesis.
What is the CAS number and formula for this chemical?
+
The CAS number is 247129-85-7, and the empirical formula (Hill notation) is C15H14BrF3O3S2.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies (2-Bromoethyl)diphenylsulfonium trifluoromethanesulfonate with an assay of 97%. This product is not represented as USP, BP, or EP grade.
How should (2-Bromoethyl)diphenylsulfonium trifluoromethanesulfonate be handled?
+
Handle with care to avoid dust formation and inhalation. Use appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation. In case of eye contact, rinse cautiously with water for several minutes and seek medical advice.
Is this product available for export?
+
Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. We can arrange for the export of (2-Bromoethyl)diphenylsulfonium trifluoromethanesulfonate according to your requirements.
How can I request a sample or quote?
+
To request a sample or a quote for (2-Bromoethyl)diphenylsulfonium trifluoromethanesulfonate, please contact our sales team through the website or by phone, providing your specific requirements.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis