N-(4-Bromophenyl)-4-biphenylamine is primarily utilized in the field of organic electronics, particularly in the development of organic light-emitting diodes (OLEDs). Its structure makes it a suitable candidate for use as a hole-transporting material, which is essential for improving the efficiency and performance of OLED devices. Additionally, it is employed in the synthesis of advanced organic semiconductors, where its electron-donating properties contribute to the enhancement of charge carrier mobility in electronic components. The compound also finds applications in research and development for creating novel materials with specific photophysical properties, which are crucial for designing next-generation optoelectronic devices.