2-Methyl-4-(trifluoromethoxy)bromobenzene
2-Methyl-4-(trifluoromethoxy)bromobenzene (CAS: 261951-96-6) is a halogenated aromatic compound with the molecular formula C8H6BrF3O and a molecular weight of 255.03 g/mol. This chemical serves as a valuable building block in organic synthesis, particularly in the development of novel materials and pharmaceutical intermediates. Its structure, featuring a bromine atom and a trifluoromethoxy group on a substituted benzene ring, allows for diverse chemical transformations. TSS offers this compound with an assay of 97%.

Organic Synthesis Intermediate
This compound is utilised as a key intermediate in complex organic synthesis pathways. The presence of reactive sites, such as the bromine atom, enables further functionalisation for the creation of more intricate molecules.
Pharmaceutical Research and Development
It is employed in the R&D of new pharmaceutical agents. Its specific structural features can be incorporated into drug candidates to modulate their pharmacological properties and efficacy.
Materials Science
The trifluoromethoxy group can influence the electronic and physical properties of materials. This makes the compound potentially useful in the synthesis of specialised polymers or advanced materials.
| Molecular weight | 255.03 |
|---|---|
| Empirical formula | C8H6BrF3O |
| Assay | 97% |
| Density | 1.559 g/mL at 25 °C |
| Refractive index | n20/D 1.469 |


Hazard statements
- H319Causes serious eye irritation
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P305IF IN EYES
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 78 °C / 172.4 °F |
| Transport (UN / ADR) | UN 3082 9/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | N |
| Risk statements (R) | 51/53 |
| Safety statements (S) | 61 |
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-Methyl-4-(trifluoromethoxy)bromobenzene used for?
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2-Methyl-4-(trifluoromethoxy)bromobenzene is primarily used as a building block in organic synthesis, particularly for pharmaceutical research and development and potentially in materials science.
What is the CAS number and chemical formula?
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The CAS number is 261951-96-6, and the chemical formula is C8H6BrF3O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Methyl-4-(trifluoromethoxy)bromobenzene with a purity of 97% (assay). This is a technical/research grade, and TSS does not represent it as USP, BP, or EP grade.
What are the primary safety concerns when handling this chemical?
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This compound is classified as a Warning with hazards H319 (Causes serious eye irritation) and H411 (Toxic to aquatic life with long lasting effects). Handle with appropriate personal protective equipment, including eyeshields and gloves, and ensure adequate ventilation. Avoid release into the environment.
How is this chemical packed, shipped, and exported?
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2-Methyl-4-(trifluoromethoxy)bromobenzene is carefully packed according to international shipping regulations for hazardous materials. TSS exports this chemical globally, adhering to all necessary compliance standards.
How can I request a sample or a quote for 2-Methyl-4-(trifluoromethoxy)bromobenzene?
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To request a sample or a quote, please contact the TSS sales department via our website or by calling our customer service line, providing the product name and CAS number (261951-96-6).
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