4-Cyclopropoxyphenylboronic acid is primarily utilized 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, often contributing to the development of biologically active compounds. Its boronic acid group enables efficient coupling with aryl halides, facilitating the creation of diverse aromatic structures. Additionally, it finds applications in the preparation of sensors and catalysts due to its ability to interact with diols and other functional groups.