(1-Bromo-2,2,2-trifluoroethyl)benzene
(1-Bromo-2,2,2-trifluoroethyl)benzene (CAS 434-42-4) is a fluorinated aryl compound with the molecular formula C8H6BrF3 and a molecular weight of 239.03 g/mol. This chemical serves as a valuable building block in organic synthesis, particularly for introducing trifluoroethyl groups into complex molecules. Its reactivity makes it suitable for research and development in areas requiring fluorinated intermediates.
- IUPAC
- (1-Bromotrifluoroethyl)benzene
- Synonyms
- 434-42-4C8H6BrF3(1-Bromotrifluoroethyl)benzene

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of more complex organic molecules, particularly those requiring the incorporation of fluorinated moieties. Its structure allows for various synthetic transformations.
Fluorinated Building Block
Serves as a versatile building block in the development of novel fluorinated compounds for materials science and pharmaceutical research. The trifluoroethyl group imparts unique electronic and steric properties.
Research and Development
Employed in academic and industrial research laboratories for exploring new chemical reactions and developing novel compounds with tailored properties. Its specific reactivity profile is of interest in synthetic methodology studies.
| Molecular weight | 239.03 |
|---|---|
| Empirical formula | C8H6BrF3 |
| Assay | 95% |
| Density | 1.555 g/mL at 25 °C |
| Refractive index | n20/D 1.487 |

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
| Flash point | 73 °C / 163.4 °F |
|---|---|
| Transport (UN / ADR) | NA 1993 / PGIII |
| 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 (1-Bromo-2,2,2-trifluoroethyl)benzene used for?
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(1-Bromo-2,2,2-trifluoroethyl)benzene is primarily used as a building block in organic synthesis, particularly for introducing trifluoroethyl groups into molecules for research and development in areas like materials science and pharmaceuticals.
What are the CAS number and formula for this compound?
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The CAS number for (1-Bromo-2,2,2-trifluoroethyl)benzene is 434-42-4, and its empirical formula is C8H6BrF3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (1-Bromo-2,2,2-trifluoroethyl)benzene with an assay of 95%. We do not represent this product as USP, BP, or EP grade.
How should (1-Bromo-2,2,2-trifluoroethyl)benzene be handled safely?
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This compound is a warning substance and is classified with hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Always handle with appropriate personal protective equipment (gloves, eye protection, respiratory protection) in a well-ventilated area, following the precautionary statements P261 (Avoid breathing dust/fume/gas/mist/vapours/spray) and P305 + P351 + P338 (IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing).
Is this product shipped internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including (1-Bromo-2,2,2-trifluoroethyl)benzene, and can arrange for international shipment.
How can I request a sample or a quote?
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To request a sample or a quote for (1-Bromo-2,2,2-trifluoroethyl)benzene, please contact our sales team through the website or via phone.
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