2-Oxa-6-azaspiro[3.5]nonane oxalate is primarily utilized in the field of organic synthesis and pharmaceutical research. Its unique spirocyclic structure makes it a valuable intermediate in the development of complex molecules, particularly in the synthesis of bioactive compounds and drug candidates. The compound is often employed in the construction of heterocyclic frameworks, which are essential in designing molecules with potential therapeutic applications. Additionally, it serves as a key building block in medicinal chemistry for creating novel compounds with targeted biological activities, such as enzyme inhibition or receptor modulation. Its application extends to the study of chemical reactions and mechanisms, contributing to advancements in synthetic methodologies.