This chemical is widely used in peptide synthesis, particularly in solid-phase peptide synthesis (SPPS) methods. It serves as a protected amino acid derivative, where the Fmoc (fluorenylmethyloxycarbonyl) group acts as a temporary protecting group for the amino group, and the allyl group protects the carboxylic acid functionality. This dual protection allows for selective deprotection during the synthesis process, enabling the sequential addition of amino acids to build peptides. The allyl group can be removed under mild conditions, making it suitable for sensitive peptide sequences. It is especially valuable in the synthesis of complex peptides and proteins for research, pharmaceuticals, and biotechnology applications.