6,7,8-Trifluoro-4-Oxo-1,4-Dihydroquinoline-3-Carboxylic Acid Ethyl Ester from China
6,7,8-Trifluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ethyl ester, a fluorinated quinolinecarboxylate intermediate used in organic synthesis for advanced pharmaceutical intermediates. It is a separate chemically defined compound classified under tariff item 2933.49.00.
Duty Rate — China → Canada
0%
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• Provide the chemical structure and purity data to support classification
• If the product is a pharmaceutical intermediate, document the end use
• Ensure compliance with any export controls if the compound is a precursor