(2-Methylbenzo[d]oxazol-5-yl)boronic acid is an organoboron compound featuring a benzo[d]oxazole core substituted with a methyl group at the 2-position and a boronic acid group at the 5-position. This structure combines an electron-deficient heterocyclic scaffold with a versatile boronic acid functional group, making it a valuable synthetic building block. Its primary application is in the field of organic electronics and materials science. The benzo[d]oxazole moiety is a classic electron-transporting unit, and the boronic acid group enables efficient cross-coupling reactions, such as the Suzuki-Miyaura reaction. This allows for the precise construction of complex π-conjugated systems. Consequently, this compound serves as a key precursor monomer for synthesizing organic light-emitting diodes (OLEDs), organic field-effect transistors (OFETs), and other optoelectronic materials where controlled assembly of electron-deficient aromatic units is required. As a specialized boronic acid derivative, it is also categorized under organic synthesis building blocks for constructing complex molecular architectures beyond materials science, though its most significant and targeted use remains in advanced functional materials development.