7-Aminoindolin-2-one is primarily utilized in the field of organic synthesis, where it serves as a key intermediate in the production of various pharmaceutical compounds. Its structure is particularly valuable in the development of drugs targeting neurological disorders, as it can be incorporated into molecules that interact with neurotransmitter systems. Additionally, this compound is employed in the synthesis of heterocyclic compounds, which are often explored for their potential therapeutic properties, including anticancer and anti-inflammatory activities. Researchers also use it in the design of novel chemical entities for drug discovery, leveraging its unique scaffold to create molecules with enhanced biological activity and selectivity.