4-Bromo-2-(trifluoromethyl)pyridine hydrobromide
4-Bromo-2-(trifluoromethyl)pyridine hydrobromide (CAS: 1263378-63-7) is a halogenated and fluorinated heterocyclic compound with the molecular formula C6H3BrF3N·HBr and a molecular weight of 306.91 g/mol. This chemical serves as a valuable building block in organic synthesis, particularly for the introduction of trifluoromethylpyridine moieties. It is frequently employed in the development of novel pharmaceuticals and agrochemicals due to the unique properties conferred by the trifluoromethyl and bromine substituents.

Pharmaceutical Intermediate
Utilised in the synthesis of active pharmaceutical ingredients (APIs) where the trifluoromethylpyridine scaffold is a key structural feature. Its reactivity allows for further functionalization in drug discovery programs.
Agrochemical Development
Serves as a precursor for novel pesticides, herbicides, and fungicides. The incorporation of fluorine can enhance the biological activity and stability of agrochemical compounds.
Material Science Research
Explored for potential applications in the synthesis of functional materials and organic electronic components, leveraging the electronic properties of the fluorinated pyridine ring.
Chemical Synthesis Reagent
A versatile building block for constructing complex organic molecules in academic and industrial research laboratories. Facilitates the creation of diverse chemical libraries.
| Molecular weight | 306.91 |
|---|---|
| Empirical formula | C6H3BrF3N·HBr |
| Assay | 95% |
| Storage temperature | −20°C |
| Melting point | 96-101 °C |

Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P301IF SWALLOWED
- P305IF IN EYES
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25-36/37/38 |
| Safety statements (S) | 26-45 |
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-Bromo-2-(trifluoromethyl)pyridine hydrobromide used for?
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This compound is primarily used as a building block in organic synthesis, particularly for creating pharmaceutical intermediates, agrochemicals, and functional materials. Its trifluoromethylpyridine structure is valuable for introducing specific properties into target molecules.
What is the CAS number and formula for 4-Bromo-2-(trifluoromethyl)pyridine hydrobromide?
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The CAS number is 1263378-63-7 and the empirical formula (Hill notation) is C6H3BrF3N·HBr.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Bromo-2-(trifluoromethyl)pyridine hydrobromide with an assay of 95%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade; it is intended for research and chemical synthesis purposes.
How should 4-Bromo-2-(trifluoromethyl)pyridine hydrobromide be handled?
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This compound is classified as Danger with hazards including acute toxicity if swallowed (H301), skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment (PPE) in a well-ventilated area, avoiding contact with skin, eyes, and clothing. Follow precautionary statements P261 and P301 + P310.
How is this chemical shipped and exported?
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This product is shipped and exported according to international regulations for hazardous materials, identified under UN 2811, Class 6.1, Packing Group III. Please contact our logistics team for specific export details and requirements.
How can I request a sample or quote for this product?
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To request a sample or a quote, please use the 'Request a Quote' button on our website or contact our sales department directly via email or phone. Please include the product name and CAS number (1263378-63-7) in your inquiry.
Is this chemical a controlled substance?
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The provided safety data does not indicate that 4-Bromo-2-(trifluoromethyl)pyridine hydrobromide is a controlled substance under standard chemical regulations. However, end-users should always verify compliance with local and national regulations.
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