This chemical is primarily used in organic synthesis as a key intermediate for the preparation of more complex molecules. Its structure, featuring an ethynyl and a ketone group, makes it suitable for various coupling reactions, such as Sonogashira coupling, which is widely employed in the development of pharmaceuticals and organic materials. Additionally, it serves as a building block in the synthesis of liquid crystals and optoelectronic materials, where its aromatic and conjugated system is beneficial for achieving desired electronic properties. The compound is also explored in research for designing novel polymers and small molecules with potential applications in organic electronics and photovoltaics.