Used in organic synthesis as a protecting group for amino acids, particularly serine, during peptide synthesis. It helps prevent unwanted reactions at the amino group while other parts of the molecule are modified. The triphenylmethyl (trityl) group is stable under various conditions but can be selectively removed when needed, making it valuable in complex chemical processes. It is also employed in the preparation of chiral compounds and intermediates for pharmaceuticals. Its application extends to research in biochemistry and medicinal chemistry, where precise control over molecular structure is essential.