5-Methylmorpholine-2-carboxylic acid is primarily used in the field of organic synthesis and pharmaceutical research. It serves as a key intermediate in the development of various bioactive compounds and drug candidates. Its unique structure makes it valuable for constructing complex molecules, particularly in the synthesis of morpholine derivatives, which are often explored for their potential therapeutic properties. Additionally, it is utilized in the preparation of chiral ligands and catalysts, aiding in asymmetric synthesis processes. Its application extends to material science, where it contributes to the design of novel polymers and functional materials.