4,7-Dichloroquinoline Hydrochloride Salt from Mexico
The hydrochloride salt form of 4,7-dichloroquinoline, classified with the parent base under HTS 2933.49.08.00 per Chapter Note 3(C)(1) for inorganic salts of organic compounds. Improves handling properties for pharmaceutical intermediate applications.
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
• Specify salt stoichiometry in technical documentation to confirm organic base classification
• Hydrochloride salts may trigger different hazmat shipping requirements; verify UN numbers
• Avoid misdeclaration as 'other organic compound' by providing salt formation reaction scheme