1-Hexadecylamine is widely used in the synthesis of surfactants due to its ability to reduce surface tension between liquids or between a liquid and a solid. It is particularly effective in the formulation of cationic surfactants, which are utilized in fabric softeners, hair conditioners, and antistatic agents. In the field of corrosion inhibition, 1-hexadecylamine acts as a protective agent for metals, forming a thin film on the surface that prevents oxidation and degradation. This makes it valuable in industrial applications, especially in pipelines and storage tanks. Additionally, it serves as a key intermediate in the production of quaternary ammonium compounds, which are essential in disinfectants, sanitizers, and antimicrobial agents. Its long hydrophobic chain also makes it suitable for use in the creation of nanoparticles, where it aids in stabilizing and functionalizing the particles for various applications in drug delivery and material science. In the agricultural sector, it is employed in the formulation of pesticides and herbicides, enhancing their effectiveness by improving adhesion to plant surfaces. Its versatility and functional properties make it a crucial component in numerous industrial and commercial products.