Ethyl Ethyl-6,7,8-Trifluoro-1,4-Dihydro-4-Oxoquinoline-3-Carboxylate Powder from China
Pharmaceutical-grade powder form of this specific quinoline derivative used in API synthesis for antibacterial drugs. Falls under HTS 2933.49.17.00 as a separate chemically defined organic compound with quinoline ring per Chapter 29 notes. The trifluoro and ester groups define its precise classification.
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
• Include batch-specific HPLC purity reports (>98% typically required) to confirm identity
• Label with GHS hazard pictograms if applicable due to potential irritancy
• Avoid bulk packaging over 25kg without UN-approved drums for chemical transport