6-Methyl-1H-pyrrolo[3,2-b]pyridine is primarily used in pharmaceutical research and development. It serves as a key intermediate in the synthesis of various biologically active compounds, particularly those targeting neurological disorders. Its structure is valuable in the design of molecules that interact with specific receptors in the brain, making it useful in the development of potential treatments for conditions like depression, anxiety, and neurodegenerative diseases. Additionally, it is explored in the creation of novel drug candidates due to its unique heterocyclic framework, which can enhance binding affinity and selectivity in therapeutic agents.