N-Acetyl-L-Alanine from Germany
N-Acetyl-L-Alanine is an acetyl protected form of L-alanine used in peptide synthesis and research. It remains classified as alanine under HTS 2922.49.4910 since simple acylation doesn't change the principal amino acid character.
Duty Rate — Germany → United States
15%
Rate breakdown
9903.04.6210.8%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
• Provide NMR/HPLC confirming >95% purity as chemically defined compound
• Research chemical exemption from some FDA rules but TSCA registration needed
• Distinguish from multi-protected amino acids that may go to 2924 carboxyamide heading