Trans-Cinnamic Acid from Mexico
Trans-cinnamic acid (C9H8O2) is the most common stereoisomer of cinnamic acid, an unsaturated aromatic monocarboxylic acid with a phenyl group attached to the acrylic acid moiety. It falls under HTS 2916.39.06.00 as a specific aromatic monocarboxylic acid derivative. Used primarily in organic synthesis and as a precursor for pharmaceuticals and fragrances.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
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
• Provide Certificate of Analysis confirming 99%+ purity and trans-isomer specification to avoid misclassification as technical grade
• Include Safety Data Sheet (SDS) documenting proper UN shipping name 'Cinnamic acid' for DOT compliance
• Verify supplier's REACH compliance documentation for EU-origin material to facilitate customs clearance