2,4-Dihydroxyacetophenone from Canada
2,4-Dihydroxyacetophenone is a polyhydroxy aromatic ketone used in pharmaceutical intermediates and UV absorbers. Under HTS 2942.00.35.00, it qualifies as an other aromatic organic compound with multiple oxygen functions on benzene ring. Classified after simpler ketones due to hydroxy modifications.
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
• Provide substitution pattern verification via HPLC purity certificate
• Avoid pharma bulk active claims that trigger Chapter 30 reclassification