Trimellitic Anhydride Price Not Available 25mg Trimellitic Anhydride Supplier Page Catalog Number R023379 Molecular Formula C9H4O5 CAS# 552-30-7 Purity ≥98% Inchi InChI=1S/C9H4O5/c10-7(11)4-1-2-5-6(3-4)9(13)14-8(5)12/h1-3H,(H,10,11) Inchi Key SRPWOOOHEPICQU-UHFFFAOYSA-N SMILES C1=CC2=C(C=C1C(=O)O)C(=O)OC2=O Size 25mg Supplier Page https://www.musechem.com/product/R023379.html