1-Heptyl isothiocyanate is primarily used in research and development for its biological activity, particularly in studies related to its antimicrobial and insecticidal properties. It is often investigated for its potential use in agricultural applications as a pesticide or fungicide, helping to protect crops from harmful pests and diseases. Additionally, it is explored in the field of biochemistry for its role in plant defense mechanisms. Its ability to inhibit microbial growth also makes it a candidate for studies in food preservation and safety. In some cases, it is used in the synthesis of other chemical compounds for pharmaceutical or industrial purposes.