Spiro[2.4]hepta-4,6-diene is primarily utilized in organic synthesis as a building block for creating complex molecular structures. Its unique spirocyclic framework makes it valuable in the development of novel polymers and materials with specific mechanical and optical properties. In pharmaceuticals, it serves as an intermediate in the synthesis of biologically active compounds, particularly those targeting neurological and cardiovascular diseases. Additionally, its reactivity is exploited in the production of specialty chemicals, including dyes and fragrances, where its structure contributes to unique properties. In research, it is often used to study reaction mechanisms and to explore new pathways in synthetic organic chemistry.