N-Neopentylaniline is primarily used as an intermediate in organic synthesis, particularly in the production of specialized chemicals and pharmaceuticals. Its unique structure, featuring a neopentyl group, makes it valuable in the development of compounds requiring steric hindrance, which can influence reactivity and stability. It is also employed in research settings for studying reaction mechanisms and developing novel organic molecules. Additionally, it finds application in the synthesis of dyes, agrochemicals, and polymers, where its specific properties can enhance performance or functionality.