High-Purity ANPP for API Synthesis from China
High-purity ANPP (≥99%) is a piperidine-based heterocyclic compound specifically named in HTS 2933.36.00.00, containing an unfused hydrogenated pyridine ring with anilino and N-phenethyl substituents. Essential precursor in active pharmaceutical ingredient production, qualifying under Chapter 29 for separate chemically defined compounds.
Duty Rate — China → United States
19%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Secure FDA and DEA import permits; provide analytical chromatograms proving ≥99% purity
• Avoid bulk shipments without temperature control
• Monitor for EU REACH compliance if transshipping