Isoquinoline Hydrochloride Salt from Canada
Isoquinoline hydrochloride is the HCl salt of isoquinoline, classified with the parent organic compound under HTS 2933.49.15.00 per Chapter Note 5(C)(1). Commonly used in medicinal chemistry research.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.6094.2%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
• Document salt formation details to justify classification with base compound
• Include pH stability data; salts may require specific storage conditions
• Check REACH compliance if transshipping through EU