2,6-Lutidine (2,6-Dimethylpyridine) from China
2,6-Lutidine is a symmetric dimethylpyridine used in coordination chemistry and as a ligand precursor. Classified in HTS 2933.39.10.00 per heading description for lutidines with unfused pyridine ring structure. Sterically hindered base for synthetic applications.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals Annex IV: patented pharma articles — 100% 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
• Refractive index (1.4990-1.5010) verification prevents isomer substitution fraud
• Pack in amber glass bottles under nitrogen for light-sensitive imports
• Declare EPA TSCA inventory status; common issue is missing Section 13 certification