Bromouracil
5-Bromouracil is a halogenated pyrimidine used in biochemical research and antiviral synthesis, aromatic heterocyclic. HTS 2933.59.80.00 for modified aromatic pyrimidines including halogenated derivatives. Lab and industrial chemical import.
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Alternative Classifications
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Import Tips & Compliance
• ,UV stabilizer often added; ensure per note 6(g) not rendering specific use
• Distinguish from nucleic acid 2934 by lack of sugar
Related Products under HTS 2933.59.80.00
Aminophylline USP Powder
Aminophylline is a heterocyclic compound containing a xanthine (purine) structure with pyrimidine rings, used as a bronchodilator for respiratory conditions. It falls under HTS 2933.59.80.00 as an aromatic heterocyclic compound with nitrogen hetero-atoms in pyrimidine rings, not elsewhere specified. Typically imported as a pharmaceutical-grade powder for compounding or manufacturing.
Dipyridamole API
Dipyridamole is an aromatic heterocyclic pharmaceutical intermediate with pyrimidine rings, used in antiplatelet formulations. Classified under HTS 2933.59.80.00 for other aromatic pyrimidine hetero-compounds. Imported as bulk active pharmaceutical ingredient (API) powder.
Flucytosine Micronized Powder
Flucytosine is a fluorinated aromatic pyrimidine antifungal agent, imported as micronized API powder. Falls under HTS 2933.59.80.00 for modified aromatic pyrimidine heterocycles per chapter note on halogenated derivatives. Used in pharmaceutical manufacturing.
Pipobroman
Pipobroman is a brominated pyrimidine alkylating agent for chemotherapy, aromatic structure. Classified HTS 2933.59.80.00 as other aromatic pyrimidine with halogenation. Rare API import.
Dihydro-5-azacitidine
Dihydro-5-azacitidine is a modified pyrimidine nucleoside analog for epigenetic research, technically aromatic. HTS 2933.59.80.00 as modified aromatic aza-pyrimidine. Research chemical.
Pyrimethamine Technical Grade
Pyrimethamine is a synthetic aromatic pyrimidine derivative used as an antimalarial agent and veterinary coccidiostat. It qualifies for HTS 2933.59.80.00 as an other aromatic heterocyclic with pyrimidine ring structure. Typically imported in technical powder form for further processing.