9,9-Didodecylfluorene-2,7-diboronic acid is primarily utilized in the development of organic electronic materials. Its application is significant in the fabrication of organic light-emitting diodes (OLEDs) and organic photovoltaic (OPV) cells, where it serves as a key component in the synthesis of conjugated polymers. These polymers are essential for creating efficient charge transport layers, enhancing the overall performance and stability of the devices. Additionally, the compound is used in organic synthesis as a building block for constructing complex molecular architectures, particularly in the field of supramolecular chemistry, where it aids in the formation of well-defined nanostructures. Its role in these advanced materials underscores its importance in cutting-edge technological applications.