ANPP Pharmaceutical Intermediate Powder from China
ANPP powder is a high-purity 4-anilino-N-phenethylpiperidine used as a key intermediate in synthesizing opioid analgesics like fentanyl. Classified under HTS 2933.36.00.00 due to its specific heterocyclic structure with nitrogen-only hetero-atoms in a piperidine ring. Meets Chapter 29 requirements for chemically defined organic 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
• Obtain end-user certificates to demonstrate legitimate pharmaceutical use; comply with Chemical Weapons Convention if applicable
• Label with CAS number 1609-66-1 and hazard warnings
• Watch for anti-dumping duties on Chinese origins