Pharmaceutical Grade Piperonal from Japan
High-purity piperonal meeting USP/EP standards for use as an intermediate in synthesizing pharmaceuticals like antipsychotics and antidepressants. This chemically defined heterocyclic oxygen compound is specifically named under HTS 2932.93.00.00, distinguishing it from general aromatic aldehydes.
Duty Rate — Japan → United States
12.5%
Rate breakdown
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
• Include DMF or drug master file references if for API synthesis; ensure packaging prevents moisture absorption with desiccants; file prior notice via FDA for bulk pharma chemicals