2,6-Dimethyl-6-hepten-2-ol Ketone Derivative from Mexico
This unsaturated ketone-alcohol contains both allylic alcohol and methyl ketone functionalities. HTS 2914.40.90.00 classification as ketone-alcohol with other oxygen function. Used in vitamin A synthesis and polymer modifiers.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6095.2%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
• Hydroperoxide test results mandatory due to allylic rearrangement risk
• Vitamin A precursor status may trigger end-use verification
• UV stabilizer concentration declaration prevents photo-degradation claims