(3-Chloro-2-methoxyphenyl)boronic acid is primarily used in organic synthesis, particularly in Suzuki-Miyaura cross-coupling reactions. This reaction is widely employed to form carbon-carbon bonds, making it valuable in the production of pharmaceuticals, agrochemicals, and advanced materials. The compound serves as a key intermediate in the synthesis of complex organic molecules, including bioactive compounds and drug candidates. Its boronic acid group facilitates efficient coupling with aryl halides, enabling the creation of diverse aromatic structures. Additionally, it is utilized in the development of sensors and catalysts due to its ability to interact with diols and other functional groups. Its applications extend to research in medicinal chemistry, where it aids in the discovery and optimization of new therapeutic agents.