Guaiacyl Acetate from Japan
Guaiacyl acetate is an ester derivative of guaiacol used in fragrance and pharmaceutical synthesis, falling under HTS 2922.50.19.00 per rules for esters classified with the later-heading parent compound. Its aromatic oxygen function qualifies it as a drug intermediate.
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
• Cite chapter note (A) for ester classification in technical file to justify heading
• Provide GC-MS purity report (>98%) for customs lab testing
• Store below 20°C; declare flash point on MSDS for DOT compliance