(2-Formyl-4,5-dimethoxyphenyl)boronic acid is primarily used in organic synthesis and pharmaceutical research. It serves as a key intermediate in the preparation of complex molecules, particularly in Suzuki-Miyaura cross-coupling reactions, which are widely employed to form carbon-carbon bonds. This compound is also utilized in the development of bioactive compounds and drug candidates, owing to its boronic acid group, which can interact with biological targets. Additionally, it finds applications in material science for the synthesis of advanced organic materials and polymers. Its unique structure makes it valuable in the design of sensors and probes for detecting specific analytes in chemical and biological systems.