2933.39.61.30/1,12-Bis[N-(3-dimethylcarbamoxy-α-picolyl)-N,N-dipropylammonio]-dodecane-2,11-dione Dibromide (n=10)/Mexico
1,12-Bis[N-(3-dimethylcarbamoxy-α-picolyl)-N,N-dipropylammonio]-dodecane-2,11-dione Dibromide (n=10) from Mexico
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 — Mexico → United States
100%
Rate breakdown
9903.04.6093.5%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
• 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