Benzilic Acid Anhydride from Canada
The cyclic anhydride derivative of benzilic acid, a white crystalline solid used in organic synthesis. Classified under HTS 2918.17.00.01 as it derives directly from the named carboxylic acid with alcohol function, per chapter provisions for anhydrides. Employed in producing pharmaceuticals and as a reagent in laboratory settings.
Duty Rate — Canada → United States
15.8%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include structural confirmation via NMR/IR spectra in documentation to distinguish from other anhydrides; check for stabilizer additives that might shift to note (f)
• Package in inert atmosphere to prevent hydrolysis during shipping