4'-Hydroxyacetophenone Crystals from Canada
Crystalline form of 4'-hydroxyacetophenone, a ketone-phenol used in organic synthesis for pharmaceuticals and agrochemicals. Classified under HTS 2914.50.50.00 as 'other' ketone-phenols and ketones with other oxygen function. Meets Chapter 29 requirements for separate chemically defined organic compounds.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6096%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
• Include Certificate of Analysis showing >98% purity to maintain Chapter 29 classification; Declare crystal form in entry documentation; Watch for anti-dumping duties on Chinese-origin phenolic ketones