Tris(2-aminoethyl)amine from Mexico
Tripod-like tertiary amine with three primary amine arms, classified under HTS 2929.90.50.95 as 'other nitrogen function' compound. Used in coordination chemistry and polymer synthesis.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6093.5%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
• CAS 4097-89-6; provide dendrimer synthesis end-use declaration if applicable
• Hygroscopic and oxidizes; nitrogen-purged containers required
• Multi-nitrogen functions classified in last occurring heading per Chapter note 3