Fenproporex Tartrate from Mexico
The tartrate salt of fenproporex qualifies under HTS 2926.30.10.00 for its status as an INN salt with nitrile function. This chiral salt form aids in resolution during synthesis. Imported as GMP-grade material for veterinary research analogs.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Validate enantiomeric excess (>99%ee) for chiral imports
• Coordinate with FDA for IND-supporting shipments
• Declare as 'non-narcotic' despite amphetamine structure