رقم التسجيل في قاعدة بيانات CAS

CAS 89-32-7 — حمض البيروميلتيك ثنائي الأنهيدريد (1,2,4,5-أنهيدريد حمض البنزين رباعي الكربوكسيل)

Pyromellitic dianhydride (PMDA) is a high-performance organic compound used primarily in the synthesis of polyimides, epoxy resins, and specialty coatings. It serves as a key monomer in advanced materials requiring thermal and chemical stability. Available with CAS number 89-32-7, molecular formula C10H2O6, and molecular weight 218.12 g/mol, it is stored at ambient temperatures. Classified as Danger, it requires careful handling. Molekula supplies Pyromellitic dianhydride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.