Cyclohexanecarboxylic Acid from Canada
Cyclohexanecarboxylic acid is technically saturated but classified here when imported as acyclic acid precursor. Used in pharmaceutical synthesis and polymer production under HTS 2915.90.50.
Duty Rate — Canada → United States
13.8%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide NMR spectrum confirming acyclic precursor status if disputed
• Declare ring size and saturation status in technical literature
• Monitor for cyclohexene impurities that trigger unsaturated classification