(S)-3-Quinuclidinol from Mexico
(S)-3-Quinuclidinol represents the S-enantiomer of this nitrogen-heterocyclic alcohol with pyridine ring, under HTS 2933.35.00.00. Used in synthesis of pharmaceutical intermediates for CNS-active compounds.
Duty Rate — Mexico → United States
5.8%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Maintain segregation from R-enantiomer during storage/shipping to preserve chirality; document with stability data
• For bulk imports, pre-register with DEA if precursor potential exists, though not scheduled