This chemical is primarily utilized in organic synthesis as a versatile building block for creating complex molecular structures. Its ethynyl group allows for coupling reactions, such as Sonogashira coupling, which is widely used in the synthesis of pharmaceuticals, agrochemicals, and advanced materials. The trimethylsilyl group acts as a protective moiety, enhancing stability and enabling selective reactivity during synthetic processes. Additionally, it finds applications in the development of organic semiconductors and optoelectronic materials due to its ability to modify electronic properties. Its phenol group further facilitates functionalization, making it valuable in designing polymers and coatings with tailored properties.