Trans-Cinnamic Acid from China
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 — China → United States
41.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
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