2-(2-Aminophenyl)-2-oxoacetic Acid from Japan
This amino-keto acid contains both ketone and carboxylic acid functions but classifies under HTS 2922.39.5000 per Chapter Note 4(A) prioritizing later numerical heading for esters/acids. Used in pharmaceutical synthesis.
Duty Rate — Japan → United States
21%
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
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Multi-function compounds require detailed structural analysis; cite Chapter 29 Note 4(A)
• Carboxylic acid handling precautions mandatory