2,4-Dihydroxyacetophenone from Mexico
2,4-Dihydroxyacetophenone contains dual phenolic OH groups ortho/para to ketone functionality, used in organic synthesis. Falls under HTS 2914.50.50.00 as ketone-phenol with additional oxygen function. Pure compound per Chapter 29 requirements.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.6096%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
• Provide NMR spectrum confirming dihydroxy positions; Ensure no metal coordination changing classification per note on salts; Segregate from polymerized forms