Widely used in organic synthesis as a versatile reagent for introducing the 4-methoxyphenyl group into various molecules. It serves as a key intermediate in the preparation of pharmaceuticals, agrochemicals, and fine chemicals. Its triflate group makes it highly reactive in cross-coupling reactions, such as Suzuki and Heck reactions, enabling the formation of complex organic structures. Additionally, it is employed in the synthesis of liquid crystals and advanced materials due to its ability to modify electronic properties. Its stability and reactivity make it a valuable tool in research and industrial applications for constructing diverse chemical compounds.