1-Adamantylthiourea finds application in organic synthesis as a versatile building block for the preparation of various biologically active compounds. It is particularly useful in the development of pharmaceuticals, where its adamantyl group can enhance the stability and bioavailability of drug molecules. Additionally, it serves as a key intermediate in the synthesis of thiourea derivatives, which are explored for their potential antimicrobial, antiviral, and anticancer properties. Its unique structure also makes it valuable in the study of molecular recognition and supramolecular chemistry, where it can act as a ligand or receptor in host-guest interactions. Furthermore, it is employed in material science for the creation of novel polymers and coatings with improved thermal and mechanical properties.