1-Bromohexane is primarily used as an alkylating agent in organic synthesis, where it introduces the hexyl group into various compounds. It is commonly employed in the preparation of pharmaceuticals, agrochemicals, and specialty chemicals. In the pharmaceutical industry, it serves as an intermediate for synthesizing active pharmaceutical ingredients (APIs) and other drug-related compounds.

Additionally, it is utilized in the production of surfactants and lubricants, where its alkyl chain contributes to the desired properties of the final product. In research laboratories, 1-bromohexane is often used as a reagent in Grignard reactions and other organometallic transformations. Its application extends to the synthesis of polymers and materials science, where it acts as a building block for creating complex molecular structures.

In the field of organic chemistry, it is also used as a solvent or co-solvent in certain reactions due to its non-polar nature. Overall, 1-bromohexane plays a versatile role in various industrial and research applications.