1,1,3,3-Tetramethylbutylamine from Mexico
This sterically hindered primary amine features a quaternary carbon structure and is classified under HTS 2929.90.50.95 as an 'other' nitrogen function compound not covered by specific amine headings. Used in synthesis of pharmaceuticals and pesticides.
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
• Include molecular formula C8H19N and IUPAC name on documentation to establish Chapter 29 organic compound status
• Monitor for REACH compliance if transshipping through EU; provide impurity analysis (<1% to maintain pure compound status)