This compound is primarily utilized in peptide synthesis as a protecting group for amino acids. The fluorenylmethoxycarbonyl (Fmoc) group shields the amino functionality during the synthesis process, preventing unwanted reactions. It is particularly valuable in solid-phase peptide synthesis, where it allows for the stepwise assembly of peptides. The tetrahydro-2H-pyran-4-carboxylic acid moiety can also serve as a linker or spacer in the synthesis of complex molecules. Its stability under basic conditions and ease of removal under mild acidic conditions make it a versatile tool in organic and medicinal chemistry for constructing peptides and other bioactive compounds.