Guaiacol Carbonate from Canada
Guaiacol carbonate is a derivative of guaiacol, featuring a carbonate ester group attached to the phenolic oxygen, classifying it as an aromatic amino-compound with oxygen function under HTS 2922.50.19.00. It is used in pharmaceutical synthesis as an intermediate for expectorant drugs and cough syrups.
Duty Rate — Canada → United States
16.5%
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
Import Tips
• Verify chemical purity via Certificate of Analysis (CoA) to confirm guaiacol derivative status and avoid reclassification
• Include Safety Data Sheet (SDS) and ensure UN-approved packaging for hazardous chemical transport
• Watch for drug precursor regulations under DEA if used in controlled substance synthesis