Cyclohexanecarboxylic Acid from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, 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