6-Chloro-[1,5]naphthyridin-4-ol is primarily utilized in the field of medicinal chemistry as a key intermediate in the synthesis of various pharmaceutical compounds. Its structure is particularly valuable in the development of molecules with potential therapeutic effects, such as inhibitors for specific enzymes or receptors. Researchers often employ this compound in the design and optimization of drug candidates targeting diseases like cancer, inflammation, or infectious diseases. Additionally, its unique chemical properties make it a useful building block in the creation of novel heterocyclic compounds, which are essential in drug discovery and development processes.