2-Oxa-7-azaspiro[3.5]nonane oxalate is primarily utilized in the field of organic synthesis as a key intermediate or building block. Its unique spirocyclic structure makes it valuable for constructing complex molecules, particularly in the development of pharmaceuticals. It is often employed in the synthesis of biologically active compounds, including potential drug candidates targeting neurological disorders or other therapeutic areas. The oxalate form enhances its stability and solubility, facilitating its use in various chemical reactions. Additionally, it serves as a versatile scaffold in medicinal chemistry for designing and optimizing novel compounds with improved efficacy and selectivity.