Butyl n-Octanoate is widely used as a plasticizer in the production of polymers and resins, enhancing their flexibility and durability. It is also employed as a solvent in coatings and paints, providing excellent solubility and smooth application. In the fragrance industry, it serves as a key ingredient in creating fruity and floral scents for perfumes and cosmetics. Additionally, it is utilized in lubricants to improve performance and reduce friction in mechanical systems. Its low toxicity and stability make it suitable for use in food packaging materials and adhesives.