1,5-Naphthyridin-3-amine is primarily utilized in the field of medicinal chemistry and pharmaceutical research. It serves as a key intermediate in the synthesis of various biologically active compounds, particularly those targeting specific enzymes or receptors. Its structure is often incorporated into molecules designed for drug discovery, especially in the development of potential treatments for diseases such as cancer, inflammation, and infections. Additionally, it is used in the creation of heterocyclic compounds that exhibit significant pharmacological properties, making it a valuable building block in organic synthesis. Researchers also explore its derivatives for their potential as inhibitors or modulators of biological pathways, contributing to advancements in therapeutic agents.