(2-Hydroxy-4-methylphenyl)boronic acid is primarily used in organic synthesis as a key reagent in Suzuki-Miyaura cross-coupling reactions. This reaction is widely employed in the pharmaceutical industry to create carbon-carbon bonds, which are essential for constructing complex molecules in drug development. The compound’s boronic acid group acts as a stable intermediate, enabling efficient coupling with aryl halides or other boron-containing compounds. Additionally, it finds applications in the preparation of advanced materials, such as organic semiconductors and polymers, due to its ability to facilitate precise molecular assembly. Its unique structure also makes it a potential candidate for developing sensors or probes in analytical chemistry, particularly for detecting specific biomolecules.