2-Bromo-5-hydroxypyridine is an organic compound featuring a pyridine ring substituted with a bromine atom at the 2-position and a hydroxyl group at the 5-position. This structure makes it a versatile bifunctional building block, combining the reactivity of an aryl halide (bromide) and a phenol-like hydroxyl group. Its primary application is as a key pharmaceutical intermediate. The bromine atom serves as an excellent site for cross-coupling reactions (e.g., Suzuki, Buchwald-Hartwig), allowing for the introduction of various aryl, heteroaryl, or amine substituents. The hydroxyl group can be further functionalized (e.g., alkylation, etherification, or used as a directing group in metalation). This compound is frequently employed in the synthesis of biologically active molecules, including potential drug candidates targeting various diseases. As a halogenated heterocycle, it is also a valuable reagent in synthetic chemistry for constructing more complex pyridine derivatives and fused heterocyclic systems used in material science and agrochemical research.