Bicyclo[2.2.1]heptane-2-Carboxylic Acid from Mexico
Bicyclo[2.2.1]heptane-2-carboxylic acid is a norbornane derivative used in asymmetric synthesis. HTS 2916.20.50.00 covers this complex cyclanic monocarboxylic acid as 'other'.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6096.3%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
• Include stereochemistry specification in documentation; chiral acids may require additional FDA filings; verify bridgehead carbon positioning