Used in organic synthesis, particularly in the development of pharmaceuticals and agrochemicals due to its reactive alkyne group and aromatic quinoline core. The compound serves as a building block in cross-coupling reactions, such as Sonogashira coupling, enabling the construction of complex molecular architectures. Its structure is valuable in medicinal chemistry for designing kinase inhibitors and other bioactive molecules. Also explored in materials science for creating fluorescent probes and optoelectronic materials owing to its conjugated system and photophysical properties.