High Purity 4,7-Dichloroquinoline 99.5%+ for API Synthesis from Canada
Ultra-high purity 4,7-dichloroquinoline (>99.5%) specifically manufactured for active pharmaceutical ingredient synthesis, classified under HTS 2933.49.08.00 as a chemically defined quinoline derivative. Meets stringent pharma intermediate specifications.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6093.5%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
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include CoA with HPLC/GC purity data and heavy metal specifications for FDA/USDA review
• Pre-register with FDA Drug Master File if destined for US pharma production
• GMP manufacturing evidence prevents reclassification as technical grade