(2-Isopropoxypyrimidin-5-yl)boronic acid is primarily used in organic synthesis, particularly in Suzuki-Miyaura cross-coupling reactions. This reaction is widely employed in the pharmaceutical industry to create complex molecules by forming carbon-carbon bonds. The compound serves as a key intermediate in the synthesis of various biologically active compounds, including potential drug candidates. Its boronic acid group allows it to efficiently couple with aryl or vinyl halides, making it valuable in the development of new therapeutic agents. Additionally, it is utilized in materials science for the preparation of advanced organic materials with specific electronic or optical properties. Its stability and reactivity under mild conditions make it a preferred choice in these applications.