4-Bromobenzotrifluoride
4-Bromobenzotrifluoride (CAS: 402-43-7; Formula: BrC6H4CF3) is a halogenated aromatic compound with a molecular weight of 225.01 g/mol. Supplied by Tech Serve Solutions with an assay of 99%, this chemical serves as a valuable building block in organic synthesis. Its primary applications lie in research and development, particularly in reactions like the Suzuki-Miyaura coupling, contributing to the synthesis of complex organic molecules.
- IUPAC
- 1-Bromo-4-(trifluoromethyl)benzene,4-Bromo-α,α,α-trifluorotoluene
- Synonyms
- 1-Bromo-4-(trifluoromethyl)benzene4-Bromo-α,α,α-trifluorotoluene

Organic Synthesis Building Block
Utilised as a key intermediate in the synthesis of diverse organic compounds. Its structure makes it suitable for introducing the trifluoromethylphenyl moiety into target molecules.
Research and Development
Employed in academic and industrial research settings for exploring new synthetic pathways and developing novel materials. Its reactivity is leveraged in various coupling reactions.
Catalysis Studies
Has been used in studies investigating catalytic activity, for example, in palladacycle catalysis for Suzuki-Miyaura cross-coupling reactions.
| Molecular weight | 225.01 |
|---|---|
| Linear formula | BrC6H4CF3 |
| Assay | 99% |
| Boiling point | 154-155 °C(lit.) |
| Density | 1.607 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.472(lit.) |
| Application | 4-Bromobenzotrifluoride was used to study the catalytic activity of palladacycle using Suzuki-Miyaura reaction1. |


Hazard statements
- H226Flammable liquid and vapour
- 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 | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 49 °C / 120.2 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-36/37/38 |
| 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 4-Bromobenzotrifluoride used for?
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4-Bromobenzotrifluoride (CAS: 402-43-7) is primarily used as a building block in organic synthesis and in research and development, including studies of catalytic activity in reactions like the Suzuki-Miyaura coupling.
What are the CAS number and formula for 4-Bromobenzotrifluoride?
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The CAS number for 4-Bromobenzotrifluoride is 402-43-7, and its chemical formula is BrC6H4CF3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Bromobenzotrifluoride with a minimum purity of 99%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 4-Bromobenzotrifluoride be handled safely?
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4-Bromobenzotrifluoride is a flammable liquid and vapour (H226), and a skin, eye, and respiratory irritant (H315, H319, H335). Handle with appropriate personal protective equipment including eyeshields, gloves, and a suitable respirator. Ensure adequate ventilation and avoid ignition sources.
Is 4-Bromobenzotrifluoride a controlled substance?
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The provided data does not indicate that 4-Bromobenzotrifluoride is a controlled substance.
How is 4-Bromobenzotrifluoride packed and exported?
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4-Bromobenzotrifluoride is packed and exported according to international regulations for hazardous materials, consistent with its classification (UN 1993, Class 3, PG III).
How can I request a sample or quote for 4-Bromobenzotrifluoride?
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To request a sample or a quote for 4-Bromobenzotrifluoride, please contact our sales department through the TSS website or by calling our customer service number.
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