p-Fluoro-DL-Phenylalanine from Japan
p-Fluoro-DL-phenylalanine is a halogenated aromatic amino-acid derivative with single oxygen function, included in HTS 2922.49.30.00 via additional U.S. note 3. Used in medicinal chemistry.
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
• Halogen noted but classifies as amino-acid per chapter notes; declare substitution clearly