Heptadecanonitrile is primarily used in the synthesis of organic compounds, particularly in the production of surfactants and detergents. Its long hydrocarbon chain makes it suitable for creating molecules that can lower surface tension, making it valuable in formulations for cleaning products. Additionally, it serves as an intermediate in the manufacture of specialty chemicals, including lubricants and plasticizers, where its nitrile group can be further modified to achieve desired properties. In research, it is utilized as a building block for developing novel organic materials and studying chemical reactions involving nitrile groups. Its applications also extend to the field of agrochemicals, where it contributes to the synthesis of certain pesticides and herbicides.