Used as a chiral organocatalyst in asymmetric synthesis, particularly for the preparation of enantiomerically pure pharmaceuticals and fine chemicals. Its rigid imidazolidinone core facilitates stereocontrol through iminium or enamine activation of aldehydes in reactions such as Diels-Alder cycloadditions, aldol condensations, and alkylations. The tert-butyl and methyl substituents provide steric differentiation, enhancing enantioselectivity. Employed in catalytic amounts, it enables efficient turnover and is recoverable, minimizing waste. Commonly used in the synthesis of complex natural products and bioactive molecules where precise stereochemistry is essential.