Used primarily in organic synthesis, 3,4,5-Trihydroxybenzohydrazide serves as a key intermediate in the production of various pharmaceuticals. It is particularly valuable in the development of antioxidant agents due to its phenolic structure, which helps in scavenging free radicals. Additionally, it is employed in the synthesis of hydrazone derivatives, which are explored for their potential antimicrobial and anticancer properties. Its role in creating chelating agents also makes it useful in metal ion binding applications, aiding in detoxification processes and analytical chemistry.