Used primarily as an intermediate in the synthesis of pharmaceuticals and agrochemicals. It serves as an acylating agent in organic reactions, particularly in the production of non-steroidal anti-inflammatory drugs (NSAIDs) such as ibuprofen and related derivatives. Its reactivity allows for the introduction of the 4-isopropylbenzoyl group into various compounds, enhancing lipophilicity and influencing biological activity. Also employed in the preparation of liquid crystals and functional materials where specific aromatic ketone structures are required. Due to its sensitivity to moisture, it is typically handled under anhydrous conditions in controlled environments.