Used as a precursor in the synthesis of N-heterocyclic carbene (NHC) ligands, this compound plays a key role in organometallic chemistry and catalysis. The imidazolium core stabilizes transition metal centers when deprotonated, making it valuable in catalytic systems such as cross-coupling reactions, olefin metathesis, and hydrogenation. Its bulky mesityl and cyclohexyl groups enhance steric protection around the metal center, improving catalyst stability and selectivity. Commonly employed in research settings for developing new homogeneous catalysts, especially with palladium, nickel, and ruthenium complexes. Also used in the design of ionic liquids and functional materials due to its thermal stability and tunable solubility.