2,5-Dihydroxyacetophenone from Canada
2,5-Dihydroxyacetophenone serves as a dye intermediate and pharmaceutical precursor with dual phenolic functionality. Classified under HTS 2914.50.30.00 as an aromatic ketone-phenol 'other'. Its chelating ability supports metal extraction applications.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.6094.5%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
• Validate NMR spectrum against reference standards for customs verification
• Use desiccated packaging to maintain anhydrous specifications
• Avoid proximity to strong bases during storage/shipping to prevent resinification