DCJTB is widely used in the field of organic light-emitting diodes (OLEDs) due to its excellent electroluminescent properties. It serves as a dopant material in the emissive layer of OLEDs, enhancing color purity and efficiency, particularly in red-emitting devices. Its high quantum yield and stability under electrical excitation make it a preferred choice for high-performance displays and lighting applications. Additionally, DCJTB is utilized in research and development to study and optimize the performance of organic semiconductors, contributing to advancements in flexible and wearable electronics.