Piperonal for Organic Synthesis from Mexico
Industrial piperonal used as a key building block in multi-step synthesis of pharmaceuticals and agrochemicals. Specific classification under HTS 2932.93.00.00 reflects its named status in heterocyclic oxygen compounds.
Duty Rate — Mexico → United States
14.8%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Register under TSCA if new use; provide downstream product declarations; ensure impurity profile for synthesis grade