Used primarily as an alkylating agent in organic synthesis, it facilitates the introduction of the tert-butyl group into various compounds, enhancing their structural complexity. It is also employed in the production of pharmaceuticals, where it serves as a key intermediate in the synthesis of active pharmaceutical ingredients. Additionally, it finds application in the manufacture of agrochemicals, contributing to the development of herbicides and pesticides. Its reactivity makes it valuable in polymer chemistry, where it is used to modify polymers and improve their properties. In research laboratories, it is utilized as a reagent for studying reaction mechanisms and developing new synthetic methodologies.