This compound is primarily utilized in organic synthesis and materials science due to its unique structure, which includes both an ethynyl and an aniline group. It serves as a key intermediate in the development of advanced organic materials, particularly in the synthesis of conjugated polymers and small molecules used in organic electronics. Its incorporation into polymers enhances their electronic properties, making them suitable for applications in organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs). Additionally, it is employed in the preparation of liquid crystals, which are essential components in display technologies. The compound’s ability to act as a building block for complex molecular architectures also makes it valuable in medicinal chemistry for designing potential drug candidates.