Barbituric Acid from Japan
Barbituric acid (malonylurea) is a heterocyclic compound with a pyrimidine ring structure, serving as the core scaffold for barbiturate pharmaceuticals. It is classified under HTS 2933.52.1000 as a separate chemically defined organic compound containing a nitrogen hetero-atom in a pyrimidine ring. Primarily used as an intermediate in synthesizing barbiturate drugs.
Duty Rate — Japan → United States
27.5%
Rate breakdown
9903.04.6215%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
• Provide detailed chemical analysis certificates confirming purity and identity as barbituric acid to avoid misclassification
• Ensure DEA registration if destined for barbiturate production due to controlled substance regulations
• Include safety data sheets (SDS) documenting handling precautions for this pharmaceutical intermediate