Ethyl 1,7-naphthyridine-3-carboxylate is primarily utilized in pharmaceutical research and development as a key intermediate in the synthesis of various bioactive compounds. Its structure is particularly valuable in the creation of molecules with potential therapeutic properties, such as antimicrobial, antiviral, and anticancer agents. Researchers often leverage its naphthyridine core to design and develop new drugs targeting specific biological pathways. Additionally, it finds application in organic synthesis for constructing complex heterocyclic compounds, which are essential in medicinal chemistry and material science. Its versatility makes it a crucial component in the exploration of novel chemical entities for diverse industrial and scientific purposes.