8-Bromotheophylline from Japan
8-Bromotheophylline serves as a pharmaceutical intermediate with halogenated xanthine structure, nitrogen heterocyclic only per chapter notes. Included in U.S. note 3 products for 2933.99.79.00. Used in synthesis of bronchodilators.
Duty Rate — Japan → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Declare halogen content and provide halide analysis to confirm structure
• Use secondary containment packaging due to lachrymatory properties
• Include downstream synthesis declaration to qualify for intermediate status