Fenproporex Hydrochloride from China
Fenproporex hydrochloride is the salt form of fenproporex, a chemically defined nitrile-function organic compound used historically as an appetite suppressant. It falls under HTS 2926.30.10.00 as a specific INN compound and its salts within the nitrile-function compounds heading. This pure pharmaceutical intermediate is supplied as a white crystalline powder for research or formulation purposes.
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
• Verify DEA scheduling as fenproporex is a controlled substance analog; obtain prior approval for import
• Ensure certificate of analysis confirms purity >98% to meet chemical definition requirements
• Label as 'research use only' to avoid therapeutic claims triggering FDA oversight