Used as a hole-transport material in organic light-emitting diodes (OLEDs) due to its high thermal stability and good charge-carrier mobility. Its planar aromatic structure supports strong π-π stacking, enhancing conductivity in thin-film devices. Also employed in perovskite solar cells to improve device efficiency and stability. Shows potential in organic semiconductors for flexible electronics and transistors. Its amine groups allow for easy functionalization, enabling tailored modifications for specific optoelectronic applications.