2933.39.61.30/1,10-Bis[N-(3-dimethylcarbamoxy-α-picolyl)-N-butyl-N-methylammonio]-decane-2,9-dione Dibromide (n=8)/China
1,10-Bis[N-(3-dimethylcarbamoxy-α-picolyl)-N-butyl-N-methylammonio]-decane-2,9-dione Dibromide (n=8) from China
This n=8 homolog features butyl-methyl (C5 total ≤C10) ammonio groups on a decane dione chain bridged by carbamoxy-picolyl pyridines, as a dibromide salt. It matches HTS 2933.39.61.30 exactly as a product described in additional U.S. note 3 to section VI for nitrogen-heterocyclic pyridines. Used in advanced chemical research for potential therapeutic applications.
Duty Rate — China → United States
112.5%
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
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Label with precise n-value and alkyl specifications to match tariff; obtain EPA TSCA premanufacture notice if first import; ensure packaging prevents moisture absorption per chapter note f stabilizers