tetramethyl-1,3-cyclObutanediOne Cas 933-52-8

It is used in the synthesis of special ketones, esters, and amides, serving as precursors for fragrances, dyes, and functional materials. Its steric hindrance and dicarbonyl structure allow for the fine-tuning of the physicochemical properties of the target products.
It is used in the synthesis of photoactive components for photoresists and photocurable resins, where its decomposition characteristics enable precise photocontrolled crosslinking and patterning.
As a crosslinking agent or comonomer, the cyclobutanedione structure can be incorporated into polyurethanes, polyesters, and epoxy resins to improve the thermal stability, rigidity, and chemical resistance of the materials.