6-Chloro-2-(4-Hydroxyphenoxy)quinoxaline Ethyl Propionate from Mexico
Synonym for quizalofop-P-ethyl, this specific ethyl ester of the propionic acid derivative with quinoxaline core is a named chemical under HTS 2933.99.0200. As an aromatic heterocyclic with only nitrogen hetero-atoms, it qualifies per Chapter 29 scope for separate organic compounds. Primarily imported as agrochemical intermediate.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.60100%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 synonym cross-reference in entry docs to match HTS description; comply with REACH if transshipping EU; test for impurities to confirm 'separate chemically defined' status