4-Phenylpyridine from Mexico
4-Phenylpyridine features a phenyl substituent on pyridine ring position 4, used in OLED materials and pharmaceuticals. Classified HTS 2933.39.92.00 as unfused pyridine compound; biphenyl-like but nitrogen hetero-atom defines chapter placement.
Duty Rate — Mexico → 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
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• TSCA inventory check; solid form SDS required
• Purity via GC