Other
Heterocyclic compounds with nitrogen hetero-atom(s) only. > Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure: > N-Phenethyl-4-piperidone (NPP) > Other
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Subheadings
Products classified under Tariff item 2933.39.00
1-(3-Sulfo propyl) pyridinium hydroxide
1-(3-Sulfo propyl) pyridinium hydroxide is a chemically defined heterocyclic compound containing an unfused pyridine ring with a sulfo propyl substituent. It is a separate chemically defined organic compound with a nitrogen hetero-atom, falling under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
1,4-Dimethyl-6-hydroxy-3-cyanopyrid-2-one
1,4-Dimethyl-6-hydroxy-3-cyanopyrid-2-one is a substituted pyridone compound with an unfused pyridine ring. It is a separate chemically defined organic compound with a nitrogen hetero-atom, classified under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
2,4-Lutidine (2,4-Dimethylpyridine)
2,4-Lutidine (2,4-Dimethylpyridine) is a pyridine derivative with two methyl groups at positions 2 and 4. It is a separate chemically defined organic compound with a nitrogen hetero-atom, classified under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
2,6-Lutidine (2,6-Dimethylpyridine)
2,6-Lutidine (2,6-Dimethylpyridine) is a symmetric dimethylpyridine used in coordination chemistry and as a ligand precursor. It is a separate chemically defined organic compound with a nitrogen hetero-atom, classified under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
2-Picoline (2-Methylpyridine)
2-Picoline (2-Methylpyridine) is a liquid organic compound with a methyl group at the 2-position of the pyridine ring. It is a separate chemically defined organic compound with a nitrogen hetero-atom, classified under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
3,5-Dimethyl-2-hydroxymethyl-4-methoxypyridine (Pyrmethyl alcohol)
3,5-Dimethyl-2-hydroxymethyl-4-methoxypyridine (Pyrmethyl alcohol) is a pyridine derivative with methyl, methoxy, and hydroxymethyl substituents. It is a separate chemically defined organic compound with a nitrogen hetero-atom, classified under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
3-Picoline (3-Methylpyridine)
3-Picoline (3-Methylpyridine) is a colorless liquid with a pyridine ring substituted by a methyl group at the 3-position. It is a separate chemically defined organic compound with a nitrogen hetero-atom, classified under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
4-Picoline (4-Methylpyridine)
4-Picoline (4-Methylpyridine) features a methyl substituent at the 4-position of the pyridine ring. It is a separate chemically defined organic compound with a nitrogen hetero-atom, classified under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
4-Picolyl chloride hydrochloride
4-Picolyl chloride hydrochloride is the hydrochloride salt of 4-picolyl chloride, a pyridine derivative. It is a separate chemically defined organic compound with a nitrogen hetero-atom, classified under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
Collidine Mixture (2,4,6-Trimethylpyridine)
Collidine Mixture (2,4,6-Trimethylpyridine) refers to trimethylpyridines used in epoxy resin curing and as resolving agents. It is a separate chemically defined organic compound with a nitrogen hetero-atom, classified under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
Dipenta methylene thiuram tetrasulfide
Dipenta methylene thiuram tetrasulfide is a thiuram tetrasulfide derivative containing piperidine rings. It is a separate chemically defined organic compound with nitrogen hetero-atoms, classified under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
Lutidine Pharmaceutical Grade
Lutidine Pharmaceutical Grade is high-purity lutidine (mixed 2,3-/3,5-isomers >99.5%) for Active Pharmaceutical Ingredient synthesis. It is a separate chemically defined organic compound with a nitrogen hetero-atom, classified under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
N,N'-Bis(2,2,6,6-tetramethyl-4-piperidinyl)-1,6-hexane diamine
N,N'-Bis(2,2,6,6-tetramethyl-4-piperidinyl)-1,6-hexane diamine is a piperidine derivative with a hexane diamine linkage. It is a separate chemically defined organic compound with nitrogen hetero-atoms, classified under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
α-Picoline Technical Grade
α-Picoline Technical Grade is primarily 2-methylpyridine (>85%) used in bulk chemical manufacturing. It is a separate chemically defined compound per Chapter 29 Note 1(a), despite minor impurities, classified under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
Piperidino ethyl chloride hydrochloride
Piperidino ethyl chloride hydrochloride is the hydrochloride salt of piperidino ethyl chloride, a piperidine derivative. It is a separate chemically defined organic compound with a nitrogen hetero-atom, classified under tariff item 2933.39.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.