</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Pyrimidine Pharmaceutical Intermediate from Mexico

Pyrimidine is a six-membered aromatic heterocycle with two nitrogen atoms at positions 1 and 3. Classified under HTS 2933.99.82 as other nitrogen hetero-atom compounds. Essential for antineoplastic drug synthesis.

Duty Rate — Mexico → United States

16.5%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Cytotoxic handling declarations; GMP certification; CAS 89-96-3 verification