Used as an intermediate in organic synthesis, particularly in the preparation of pharmaceuticals and fine chemicals. It serves in the construction of beta-amino acid derivatives and heterocyclic compounds due to its ability to introduce ethoxycarbonyl and amino functionalities. Commonly employed in peptide mimetics and drug design where modified amino acid backbones are required. Also utilized in the synthesis of agrochemicals and bioactive molecules owing to its reactivity in condensation and cyclization reactions.