Furanylfentanyl from Canada
Furanylfentanyl features a furan ring substitution on the fentanyl structure, qualifying as a derivative under HTS 2934.92.00.00. Chapter notes confirm heterocyclic classification.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6093.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Use licensed chemical handlers; provide mass spec confirmation
• Common issue: Mislabeling as non-derivative leads to reclassification