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2933.39.92.00/3-Cyanopyridine (Nicotinonitrile)/Mexico

3-Cyanopyridine (Nicotinonitrile) from Mexico

3-Cyanopyridine contains both pyridine ring and nitrile group, used in vitamin B3 synthesis and herbicides. HTS 2933.39.92.00 as pyridine takes precedence over nitrile function per Chapter 29 classification rules. Chemically defined per chapter notes.

Duty Rate — Mexico → United States

100%

Rate breakdown

9903.04.6093.5%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)
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Import Tips

• Nitrile hazard documentation; confirm >99% purity

• Synthetic route declaration may be requested

3-Cyanopyridine (Nicotinonitrile) from Mexico — Import Duty Rate | HTS 2933.39.92.00