Used as an intermediate in the synthesis of pharmaceutical compounds, particularly in the development of kinase inhibitors and antimicrobial agents. Its structure allows for selective functionalization, making it valuable in medicinal chemistry for constructing nitrogen-containing heterocyclic systems. Commonly employed in cross-coupling reactions such as Suzuki or Heck reactions to form biaryl derivatives with potential biological activity. Also utilized in the preparation of fluorescent probes and agrochemicals due to its halogenated pyridine core, which enhances binding affinity and reactivity in target molecules.