Phenylphosphine Gold Drug Auranofin Intermediate from Japan
Auranofin intermediate featuring aromatic phosphine coordinated with gold, used in rheumatoid arthritis treatment. Falls under HTS 2931.90.22.00 as an aromatic organo-inorganic drug with phosphorus and metal directly linked to aromatic carbon.
Duty Rate — Japan → United States
15%
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
9903.05.900%Articles of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Provide coordination chemistry analysis showing metal-carbon linkages through Chapter 29 note 3(C)(3)
• Include DEA/FDA precursor documentation if used in controlled substance synthesis
• Label with GHS hazard symbols for organometallic toxicity during customs clearance