2,6-Lutidine (2,6-Dimethylpyridine) from Mexico
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 — Mexico → United States
110%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
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