Glutaramide from Mexico
Glutaramide is a modified aromatic six-membered lactam ring compound used in pharmaceutical and agrochemical synthesis. Classified in HTS 2933.79.1500 for other aromatic or modified aromatic lactams, it matches the chapter's scope for nitrogen-heterocyclic compounds. Notes confirm salts or derivatives stay with the parent lactam heading.
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
• Provide structural formula in COA to affirm lactam status; ensure no metal coordination per note (C)(3)
• Pitfall: salts misdirected to inorganic chapters