7-Oxa-2-azaspiro[3.5]nonane is primarily utilized in the field of organic synthesis and pharmaceutical research. It serves as a valuable building block for the development of complex molecules, particularly in the creation of spirocyclic compounds. These compounds are often explored for their potential biological activities, making this chemical a key intermediate in drug discovery processes. Additionally, it is employed in the synthesis of ligands and catalysts used in various chemical reactions, contributing to advancements in material science and industrial chemistry. Its unique spirocyclic structure also makes it a subject of interest in the study of stereochemistry and molecular design.