</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

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

19%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

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

Cyclopropylfentanyl from China — Import Duty Rate | HTS 2933.34.00.00