Acetylresorcinol from Canada
1,3-Dihydroxyacetophenone (acetylresorcinol) is a dihydroxy aromatic ketone classified under HTS 2914.50.30.00 as an 'other' ketone-phenol. Despite dual phenolic groups, it remains in this heading per chapter classification rules. Used in dye intermediates and pharmaceuticals.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6094.5%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
• Provide structural formula and IUPAC name in commercial invoice for CBP chemical identification
• Test for heavy metals (<10ppm) per USP standards for pharmaceutical intermediate imports
• Declare as 'research chemical' only if <1kg to avoid FDA oversight