(5-(Dimethylamino)naphthalen-1-yl)boronic acid is widely used in organic synthesis, particularly in Suzuki-Miyaura cross-coupling reactions. This reaction is essential for forming carbon-carbon bonds, making it valuable in the production of pharmaceuticals, agrochemicals, and advanced materials. The compound’s boronic acid group acts as a key functional group, enabling efficient coupling with aryl halides or vinyl halides in the presence of a palladium catalyst. Additionally, it is employed in the development of fluorescent probes and sensors due to its naphthalene backbone, which exhibits strong fluorescence properties. This makes it useful in biochemical and environmental monitoring applications, where detecting specific molecules or ions is critical. Its dimethylamino group further enhances its reactivity and solubility, making it a versatile reagent in various chemical processes.