4-Chlorobenzhydrazide is primarily used in organic synthesis as a versatile intermediate for the preparation of various chemical compounds. It serves as a key building block in the development of pharmaceuticals, particularly in the synthesis of drugs with potential anti-inflammatory, antimicrobial, and anticancer properties. Additionally, it is employed in the production of agrochemicals, aiding in the creation of pesticides and herbicides. Its hydrazide functional group makes it valuable in the formation of hydrazones and other derivatives, which are useful in chemical research and industrial applications. The compound also finds use in coordination chemistry, where it acts as a ligand to form complexes with metal ions, contributing to studies in catalysis and material science.