Used as a building block in organic synthesis, particularly in the preparation of pharmaceuticals and agrochemicals. Its imidazole structure resembles that found in natural substances like histidine in proteins and enzymes, making it suitable for biological applications. It serves as a ligand in catalytic systems and participates in the formation of ionic liquids, which are applied in electrochemistry and green chemistry processes. Also found in some corrosion inhibitors, polymer stabilizers, antiseptics, and antimicrobial agents due to its ability to coordinate with metals and enhance material durability against heat and chemicals. Additionally, it is involved in the synthesis of certain dyes and functional materials.