Bicyclo2.2.2oct-7-ene-2,3,5,6-tetracarboxylic Acid Dianhydride丨CAS 1719-83-1

Bicyclo[2.2.2]oct-7-ene-2,3,5,6-tetracarboxylic acid dianhydride (CAS 1719-83-1) is a highly reactive dianhydride used primarily in polymer chemistry, materials science, and organic synthesis. It serves as a key monomer in the production of high-performance polyimides, which are valued for their thermal stability, mechanical strength, and chemical resistance. These polyimides are applied in electronics, aerospace, and coatings. Additionally, the compound is employed as a building block in the synthesis of heterocyclic compounds, crosslinking agents, and functionalized materials, where its multiple anhydride groups enable efficient reactions with amines, alcohols, and other nucleophiles to form imides, esters, or amide derivatives.

The benefits of bicyclo[2.2.2]oct-7-ene-2,3,5,6-tetracarboxylic acid dianhydride arise from its rigid bicyclic structure, high reactivity, and multifunctional anhydride groups. Its rigid framework imparts enhanced thermal and mechanical properties to resulting polymers, while the multiple anhydride functionalities allow for controlled crosslinking and derivatization. The compound is chemically stable under standard storage conditions, soluble in common organic solvents, and compatible with various reaction conditions, making it a versatile intermediate in both laboratory and industrial synthesis. Its multifunctionality supports the creation of high-performance materials with tailored physical and chemical properties.