2922.39.45.00/4-Aminophenyl 2-Thienyl Ketone/Canada

4-Aminophenyl 2-Thienyl Ketone from Canada

4-Aminophenyl 2-thienyl ketone combines aromatic amino functionality with heterocyclic thienyl ketone. Classified as aromatic amino-ketone under 2922.39.4500 since principal chain is aromatic. Used in pharmaceutical research.

Duty Rate — Canada → United States

6.5%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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Import Tips

• Provide ring analysis confirming aromatic principal chain

• Heterocyclic content <50% keeps aromatic classification

• Research chemical import may require end-use statement

4-Aminophenyl 2-Thienyl Ketone from Canada — Import Duty Rate | HTS 2922.39.45.00