Guaiacyl Acetate from China
Guaiacyl acetate is the acetyl ester derivative of guaiacol, used as an intermediate in organic synthesis and historical antitussive formulations. As an ester of ether-phenol per chapter note 5(A), it follows guaiacol classification under HTS 2909.50.20.00. Imported for fine chemical manufacturing.
Duty Rate — China → United States
40.5%
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
• Include esterification reaction scheme proving derivation from guaiacol parent compound
• Verify acetylation doesn't introduce functions shifting to later oxygen-function headings
• Declare exact acetyl content; impurities may affect duty rate within ether-phenol category