5-Amino-2-hydroxyacetophenone from Germany
5-Amino-2-hydroxyacetophenone contains amino, hydroxy, and ketone functions but classified by single principal ketone oxygen function under 2922.39.4500. Aromatic structure with multiple potential functions follows chapter priority rules.
Duty Rate — Germany → United States
18.5%
Rate breakdown
9903.04.628.5%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Chapter note 3 requires latest numerical heading for multi-function compounds
• Tautomer analysis may be needed for hydroxy-amino proximity
• pH-sensitive; specify anhydrous form