(R)-3-Quinuclidinol from Mexico
(R)-3-Quinuclidinol is the enantiomerically pure R-form of the bicyclic alcohol with nitrogen hetero-atom and pyridine ring, directly matching HTS 2933.35.00.00. It's essential for synthesizing anticholinergic drugs like solifenacin used in overactive bladder treatment.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6094.2%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
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
• Include chiral purity documentation (e.g
• HPLC chromatogram) to confirm enantiomeric identity during customs inspection
• Label as research chemical if not GMP-certified to avoid FDA drug import scrutiny