High Purity 2-Phenylimidazole (99%+)
Pharmaceutical-grade 2-Phenylimidazole with purity exceeding 99%, used in antifungal drug synthesis and as a ligand in coordination chemistry. Falls under HTS 2933.29.10.00 due to its aromatic imidazole structure with phenyl substitution. Meets chapter requirements for separate chemically defined compounds.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing additional heterocyclic rings beyond imidazole
Other heterocyclic nitrogen compounds fall under broader 2933.99 provisions.
If classified primarily by quaternary ammonium structure
Certain quaternary compounds with heterocyclic features may shift to Chapter 29 acyclic derivatives.
If part of diagnostic reagent composite
Laboratory reagents containing this compound may be classified as chemical diagnostic kits.
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Import Tips & Compliance
• Verify USP/EP compliance certificates for pharmaceutical intermediates to expedite FDA-related customs review
• Declare exact purity levels and impurity profiles to prevent reclassification as technical grade chemicals
• Use temperature-controlled shipping for stability, avoiding degradation that could trigger quality disputes
Related Products under HTS 2933.29.10.00
2-Phenylimidazole
2-Phenylimidazole is a heterocyclic compound containing an unfused imidazole ring with a phenyl group at the 2-position, classified under HTS 2933.29.10.00 as an aromatic compound with nitrogen hetero-atom(s) only. It serves as a key intermediate in pharmaceutical synthesis and polymer chemistry.
2-Phenylimidazole Technical Grade
Technical grade 2-Phenylimidazole (95-98% purity) used in epoxy resin curing agents and corrosion inhibitors. Classified under HTS 2933.29.10.00 as it matches the specific description of aromatic 2-phenylimidazole. Excludes retail preparations per chapter exclusions.
2-Phenyl-4-Methylimidazole
A modified aromatic imidazole derivative with phenyl at 2-position and methyl substitution, used in photographic chemicals. HTS 2933.29.10.00 covers this as 'aromatic or modified aromatic' 2-phenylimidazole per statistical reporting. Qualifies as chemically defined heterocyclic compound.
2-Phenylimidazole Hydrochloride Salt
The hydrochloride salt form of 2-Phenylimidazole, water-soluble for pharmaceutical applications. Per chapter note on salts, classified with the parent organic base under HTS 2933.29.10.00. Used in antifungal creams and veterinary medicines.
Industrial 2-Phenylimidazole for Resin Curing
Bulk 2-Phenylimidazole packaged for epoxy resin curing applications in electronics. HTS 2933.29.10.00 applies as pure aromatic heterocyclic, not as finished resin (Chapter 39). Essential accelerator in circuit board manufacturing.