4-(Diethylamino)benzophenone from Japan
An aromatic amino-ketone compound used as a photoinitiator in inks and UV-curable resins, featuring a diethylamino substituent on benzophenone. It qualifies for HTS 2918.30.2500 as an aromatic ketone with additional oxygen function per U.S. note 3, distinguishing it from simple amines.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.628.5%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Submit detailed structural formula and NMR/GC purity data to confirm classification over nitrogen-function headings
• Check for TSCA registration; common error is shipping without proper amino compound hazard labeling
• Avoid describing as 'dye intermediate' which could trigger 3204 classification