4-Chlorothioanisole Ketone Derivative from Mexico
This thioether-containing chlorinated aromatic ketone represents compound derivatives under HTS 2914.79.40.00 scope. Specialized use in materials science.
Duty Rate — Mexico → 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
• Sulfur analysis confirms not organo-sulfur of heading 2930
• Odoriferous; ventilated containers required
• Custom synthesis documentation verifies commercial identity