Cyanoacetohydrazide is widely used in organic synthesis as a versatile building block for the preparation of various heterocyclic compounds. It serves as a key intermediate in the synthesis of pharmaceuticals, particularly in the development of drugs with antimicrobial, antiviral, and anticancer properties. Additionally, it is employed in the production of agrochemicals, including pesticides and herbicides, due to its ability to form stable and bioactive derivatives. In material science, cyanoacetohydrazide is utilized in the synthesis of polymers and dyes, contributing to the development of advanced materials with specific optical and mechanical properties. Its reactivity with carbonyl compounds also makes it valuable in the creation of Schiff bases, which have applications in coordination chemistry and catalysis.