Used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of kinase inhibitors for cancer treatment. Its bromomethyl group enables easy functionalization for attaching other molecular fragments, making it valuable in medicinal chemistry for building complex drug-like molecules. Commonly employed in cross-coupling reactions and click chemistry due to the alkyne functionality, it supports rapid assembly of biologically active compounds in research settings. Also utilized in the preparation of photoaffinity probes for studying protein-ligand interactions.