2933.39.61.30/1,12-Bis[N-(3-dimethylcarbamoxy-α-picolyl)-N,N-dipropylammonio]-dodecane-2,11-dione Dibromide (n=10)/Japan
1,12-Bis[N-(3-dimethylcarbamoxy-α-picolyl)-N,N-dipropylammonio]-dodecane-2,11-dione Dibromide (n=10) from Japan
The longest chain variant (n=12 max) with dipropyl (C6 ≤C10) ammonio groups, pyridine-carbamoxy units, and dodecane dione core as dibromide. Directly specified under HTS 2933.39.61.30 for these exact bis-ammonio alkane dione dibromides per U.S. note 3. Imported mainly for synthetic chemistry and pharmacological studies.
Duty Rate — Japan → United States
21%
Rate breakdown
9903.04.628.5%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Confirm n=2-12 range and dialkyl ≤C10 via NMR/analytical data; comply with chemical weapons convention declarations if antidote-related; use UN-approved packaging for corrosive salts