Used in organic synthesis, particularly in the development of pharmaceutical compounds and advanced materials. It serves as a key intermediate in the creation of biologically active molecules, including potential drug candidates targeting various diseases. The ethynyl group enables click chemistry reactions, facilitating the construction of complex molecular architectures. Its fluorinated aromatic ring enhances metabolic stability and binding affinity in drug design. Additionally, it is employed in material science for the development of organic electronic components and fluorescent probes due to its unique structural properties.