N2-Methylpyridine-2,3-diamine is primarily utilized in the synthesis of various pharmaceutical compounds. It serves as a key intermediate in the production of drugs that target neurological disorders, including those used in the treatment of Parkinson's disease and other neurodegenerative conditions. Its structure allows it to act as a building block for creating complex molecules that interact with specific receptors in the brain. Additionally, it is employed in the development of antiviral and antibacterial agents, where its chemical properties enhance the efficacy of these medications. In research, it is often used to study enzyme inhibition and receptor binding mechanisms, contributing to the advancement of medicinal chemistry.