2922.39.25.00/4'-Amino-2'-hydroxychalcone/Japan

4'-Amino-2'-hydroxychalcone from Japan

4'-Amino-2'-hydroxychalcone is an aromatic amino-ketone chalcone derivative with enone functionality counted as single oxygen type, classified in HTS 2922.39.2500, note 3. Used in research for anti-inflammatory and anticancer agents.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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Import Tips

• Declare as research chemical with end-use statement; ensure no dual-use export controls apply

• Pitfall: enone misclassified as multi-oxygen—notes restrict to listed functions