4-Amino-2',5'-dimethoxybenzophenone from Canada
4-Amino-2',5'-dimethoxybenzophenone features diaryl ketone with amino and dimethoxy groups. Single ketone function places it in HTS 2922.39.4500. Used in polymer additives.
Duty Rate — Canada → 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
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Multiple methoxy groups don't create 'more than one oxygen function'
• Molecular weight and formula verification prevents mixture classification
• Dust hazard labeling for fine powder forms