Benzylideneacetone Tosylhydrazone from Germany
Benzylideneacetone tosylhydrazone is a condensation product of an aromatic aldehyde, ketone, and tosylhydrazine, retaining hydrazine derivative character. It qualifies under HTS 2928.00.25.00 as aromatic per Chapter 29 for chemically defined hydrazine derivatives. Used in organic synthesis like Shapiro reaction.
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
• Supply NMR/structural analysis to prove single compound status
• Handle as research chemical with DEA watch if precursors
• Avoid bulk mixtures that would classify under 3824