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4-Nitroimidazole Intermediate from Canada

Imidazole with nitro group at position 4, but primarily classified as imidazole under HTS 2933.29.60.00 per chapter notes on derivatives. Key for metronidazole antibiotic synthesis.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

Declare nitro content but emphasize heterocyclic principal function; provide REACH/SDS for nitro compound hazards; bulk import only to stay in Chapter 29