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2933.39.92.00/3-Cyanopyridine (Nicotinonitrile)/China

3-Cyanopyridine (Nicotinonitrile) from China

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 — China → United States

19%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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Import Tips

• Nitrile hazard documentation; confirm >99% purity

• Synthetic route declaration may be requested