Fmoc-Leucinol is widely used in peptide synthesis as a protecting group for the amino group of leucinol. It is particularly valuable in solid-phase peptide synthesis (SPPS) where the Fmoc group can be easily removed under mild basic conditions, allowing for the stepwise construction of peptides. This compound is also employed in the preparation of peptidomimetics and other bioactive molecules, where the leucinol moiety can impart specific structural or functional properties. Additionally, Fmoc-Leucinol is utilized in the development of chiral catalysts and ligands for asymmetric synthesis, leveraging its stereochemistry to induce enantioselectivity in chemical reactions. Its applications extend to materials science, where it can be incorporated into polymers or supramolecular structures to modify their properties.