2914.40.90.00/2-Methyl-4-hydroxy-4-phenyl-2-pentanone/Mexico

2-Methyl-4-hydroxy-4-phenyl-2-pentanone from Mexico

Branched aromatic ketone-alcohol with tertiary benzylic alcohol functionality. HTS 2914.40.90.00 as other ketone-alcohol with oxygen function. Pharmaceutical intermediate and fragrance fixative.

Duty Rate — Mexico → United States

100%

Rate breakdown

9903.04.6095.2%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)

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Import Tips

• Chiral HPLC certificate required if enantiopure (>98% ee)

• Benzylic oxidation products limited to <1% by GC

• Fragrance house letter of intent speeds customs processing