1-(3-Chlorophenyl)-2-thiourea is primarily utilized in research and development within the field of organic chemistry. It serves as a key intermediate in the synthesis of various heterocyclic compounds, which are often explored for their potential biological activities. This chemical is particularly valuable in the preparation of thiourea derivatives, which are studied for their applications in medicinal chemistry, including their roles as enzyme inhibitors or potential therapeutic agents. Additionally, it is used in the development of agrochemicals, where its derivatives may exhibit pesticidal or herbicidal properties. Its role in material science is also notable, as it can contribute to the creation of novel polymers or coatings with specific functionalities.