6,7,8-Trifluoro-4-Oxo-1,4-Dihydroquinoline-3-Carboxylic Acid Ethyl Ester from China
Synonym product for the exact compound in HTS 2933.49.17.00, a fluorinated quinolinecarboxylate intermediate. Used in organic synthesis for advanced pharmaceutical intermediates. Classified specifically due to its enumerated chemical name in the tariff schedule.
Duty Rate — China → United States
112.5%
Rate breakdown
9903.04.60100%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
Import Tips
• Use IUPAC naming consistently on commercial invoices to match tariff description exactly
• Obtain FDA import alerts clearance if downstream use is pharmaceutical
• Monitor REACH-like compliance for EU-origin chemicals entering US supply chains