2-Cyanopyrrole from China
2-Cyanopyrrole is a heterocyclic nitrile with CN group on pyrrole ring, used in pharmaceutical and agrochemical synthesis. Classifies under HTS 2926.90.5050 as nitrile-function compound rather than heterocyclic per Chapter 29 priority rules. The nitrile defines its chemical character.
Duty Rate — China → United States
25%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• NMR spectra confirming nitrile vs ring priority for CBP review
• Light-sensitive; declare inert atmosphere packaging
• Avoid 2933 classification by proving acyclic nitrile function principal