2933.39.61/4-Dimethylaminopyridine (DMAP)/Japan

4-Dimethylaminopyridine (DMAP) from Japan

4-Dimethylaminopyridine (DMAP) is a pyridine catalyst with an unfused ring, widely used in organic synthesis for acyl transfer reactions. HTS 2933.39.61 applies via additional U.S. note 3 to section VI for listed pyridine derivatives. Essential lab reagent for peptide manufacturing.

Duty Rate — Japan → 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 peer-reviewed references confirming catalytic use to avoid reagent misclassification

• Small package quantities (<1kg) may qualify for de minimis entry; aggregate carefully

• Include GHS labels meeting OSHA HazCom standards on all containers

4-Dimethylaminopyridine (DMAP) from Japan — Import Duty Rate | HTS 2933.39.61