6-Methoxy-8-aminoquinoline from China
6-Methoxy-8-aminoquinoline is a quinoline derivative used in antimalarial drug synthesis and fluorescent probes. It falls under HTS 2942.00.35.00 as an other aromatic or modified aromatic organic compound with fused heterocyclic structure. Residual classification after specific alkaloid and heterocycle headings.
Duty Rate — China → United States
31.5%
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
• Submit mass spectrometry confirming methoxy-amino substitution pattern
• Distinguish from finished APIs (Chapter 30) vs synthesis intermediates
• Verify no optical activity indicating natural alkaloid (Chapter 29 exclusion)