This chemical is primarily used in the field of pharmaceutical research and development. It serves as a key intermediate in the synthesis of various biologically active compounds, particularly those targeting enzymes and receptors involved in disease pathways. Its structure, featuring an ethynyl group and a pyrimidine ring, makes it a valuable building block for creating molecules with potential therapeutic applications, such as kinase inhibitors or antiviral agents. Additionally, it is utilized in organic synthesis to develop novel compounds for studying biochemical interactions and drug discovery processes. Its unique properties also make it suitable for use in material science, particularly in the design of advanced organic materials with specific electronic or optical characteristics.