The product is colorless to pale yellow liquid or solid. Purity by GC/HPLC is not less than 98.0%. Water content ≤ 0.5%. Residue on ignition ≤ 0.1%. Heavy metals less than 10 ppm. Chromatogram shows no obvious impurity peaks, all parameters meet pharmaceutical and fine chemical intermediate grade requirements.

4-Bromo-2-(trifluoromethyl)pyridine is a key fluorinated pyridine building block in medicinal chemistry and organic synthesis. The reactive bromine site can undergo Suzuki, Heck, Sonogashira and Buchwald-Hartwig coupling reactions for molecular structural modification.

The trifluoromethyl group enhances metabolic stability, lipophilicity and biological activity of target molecules. It is widely used as intermediate for synthesis of kinase inhibitors, anticancer agents, anti-inflammatory drugs and CNS therapeutic compounds. Also applied in compound library construction, structure-activity relationship research and agrochemical intermediate synthesis.