Cyclopropylfentanyl from China

Cyclopropylfentanyl is a fentanyl derivative with a cyclopropyl group on the amide, retaining the core piperidine nitrogen and pyridine-related heterocycle. It is covered by HTS 2933.34.00.00 as an other fentanyl derivative, a separate chemically defined compound. Used in analytical and pharmaceutical development.

Duty Rate — China → United States

112.5%

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

9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter

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Import Tips

• Document analog status for Schedule I controls; ensure no impurities pushing to mixtures outside chapter scope; pre-clear with port director for high-risk chemicals