Widely used in organic electronics, particularly in the development of organic light-emitting diodes (OLEDs) due to its excellent hole-transporting properties. It serves as a key component in the fabrication of efficient and stable light-emitting devices. Additionally, it is employed in the synthesis of advanced materials for photovoltaic applications, enhancing the performance of solar cells. Its rigid structure and high thermal stability make it suitable for use in high-temperature processes and as a building block for polymers with specific electronic properties. In research, it is utilized to study charge transport mechanisms and to develop novel optoelectronic devices.