Search US HS Code List of Heterocyclic Compounds With Nitrogen Hetero-atom(s) Only:

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HTS Code Product Description
  2933Heterocyclic compounds with nitrogen hetero-atom(s) only:
          2933110000Compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure: phenazone (antipyrine) and its derivatives
      293319Other:
          2933190400Aromatic or modified aromatic: aminomethylphenylpyrazole (phenylmethylaminopyrazole); and3-methyl-1-(p-tolyl)-2-pyrazolin-5-one (p-tolyl methyl pyrazolone)
          29331908003-(5-amino-3-methyl-1h-pyrazol-1-yl)- benzenesulfonic acid;amino-j-pyrazolone;3-amino-1-(2,4,6-trichlorophenyl)-5- pyrazolone;3-carboxy-1,4-sulfophenylpyrazol-5-one;4-chloro-3-(3-methyl-5-oxo-2-pyrazolin-1- y
          29331915001,2-dimethyl-3,5-diphenyl-1h-pyrazolium methyl sulfate (difenzoquat methyl sulfate)
          29331918002-chloro-5-sulfophenylmethylpyrazolone;2,5-dichloro-4-(3-methyl-5-oxo-2- pyrazolin-1-yl) benzenesulfonic acid;phenylcarbethoxypyrazolone;m-sulfaminopyrazolone (m-sulfamido- phenylmethylpyrazolone); and
          2933192300Other: pesticides
          29331930Photographic chemicals
          2933193010Couplers, for use in color negative photographic paper
          2933193095Other
          2933193500Drugs
          2933193700Other: products described in additional u.s. note 3 to section vi
          2933194300Other
          2933194500Other: drugs
          2933197000Other: 3-methyl-5-pyrazolone
          2933199000Other
          2933210000Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure: hydantoin and its derivatives
      293329Other:
          2933290500Aromatic or modified aromatic: 1-[1-((4-chloro-2-(trifluoromethyl)phenyl)- imino)-2-propoxyethyl]-1h-imidazole (triflumizole); andethylene thiourea
          29332910002-phenylimidazole
          2933292000Other: drugs
          2933293500Other: products described in additional u.s. note 3 to section vi
          2933294300Other
          2933294500Other: drugs
          2933296000Other: imidazole
          2933299000Other
          2933310000Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure: pyridine and its salts
      293332Piperidine and its salts:
          2933321000Piperidine
          2933325000Other
          2933330000Alfentanil (inn), anileridine (inn), bezitramide (inn), bromazepam (inn), difenoxin (inn), diphenoxylate (inn), dipipanone (inn), fentanyl (inn), ketobemidone (inn), methylphenidate (inn), pentazocine (inn), pethidine (inn), pethidine (inn) intermediate a
      293339Other:
          29333908001-(3-sulfopropyl)pyridinium hydroxide;n,n'-bis(2,2,6,6-tetramethyl-4-piperidinyl)-1,6- hexanediamine;3,5-dimethyl-2-hydroxymethyl-4-methoxy- pyridine (pyrmethyl alcohol);dipentamethylenethiuram tetrasulfide;
          2933391000Collidines, lutidines and picolines
          2933391500Quinuclidin-3-ol
          2933392000P-chloro-2-benzylpyridine;4-chloro-1-methylpiperidine hydrochloride;1,4-dimethyl-6-hydroxy-3-cyanopyrid-2-one;di-(2,2,6,6-tetramethyl-4-hydroxy- piperidine)sebacate;2-methyl-5-ethylpyridine;4-phenylpropylp
          2933392100Other: pesticides fungicides
          2933392300Herbicides: o-paraquat dichloride
          2933392500Other
          2933392700Other
          2933393100Drugs: antidepressants, tranquilizers and other psychotherapeutic agents
          2933394100Other
          29333961Other: products described in additional u.s. note 3 to section vi
          29333961103-quinuclidinyl benzilate
          2933396190Other
          2933399100Other
          2933410000Compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused: levorphanol (inn) and its salts
      293349Other:
          29334908004,7-dichloroquinoline
          2933491000Ethoxyquin (1,2-dihydro-6-ethoxy-2,2,4- trimethylquinoline)
          29334915008-methylquinoline and isoquinoline
          2933491700Ethyl ethyl-6,7,8-trifluoro-1,4-dihydro-4-oxo-3- quinolinecarboxylate
          2933492000Other: drugs: 5-chloro-7-iodo-8-quinolinol (iodochlorhydroxyquin);decoquinate;diiodohydroxyquin; andoxyquinoline sulfate
          2933492600Other
          2933493000Pesticides
          2933496000Other: products described in additional u.s. note 3 to section vi
          2933497000Other
      293352Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure: malonylurea (barbituric acid) and its salts:
          2933521000Malonylurea (barbituric acid)
          2933529000Other
          2933530000Allobarbital (inn), amobarbital (inn), barbital (inn), butalbital (inn), butobarbital, cyclobarbital (inn), methylphenobarbital (inn), pentobarbital (inn), phenobarbital (inn), secbutabarbital (inn), secobarbital (inn) and vinylbital (inn);salts
          2933540000Other derivatives of malonylurea (barbituric acid);salts thereof
          2933550000Loprazolam (inn), mecloqualone (inn), methaqualone (inn) and zipeprol (inn); salts thereof
      293359Other:
          2933591000Pesticides: aromatic or modified aromatic herbicides
          2933591500Other
          2933591800Other
          2933592100Drugs: aromatic or modified aromatic: antihistamines, including those principally used as anti-nauseants
          2933592200Anti-infective agents: nicarbazin; andtrimethoprim
          2933593600Other
          2933594600Antidepressants, tranquilizers and other psychotherapeutic agents
          2933595300Other
          2933595900Other
          2933597000Other: aromatic or modified aromatic: products described in additional u.s. note 3 to section vi
          2933598000Other
          2933598500Other: 2-amino-4-chloro-6-methoxypyrimidine;2-amino-4,6-dimethoxypyrimidine; and6-methyluracil
          2933599500Other
          2933610000Compounds containing an unfused triazine ring (whether or not hydrogenated) in the structure: melamine
      293369Other:
          29336920002,4-diamino-6-phenyl-1,3,5-triazine
          2933695000Hexamethylenetetramine
          29336960Other
          2933696010Cyanuric chloride
          2933696015Pesticides: sodium dichloroisocyanurate and trichloroisocyanuric acid
          2933696021Other
          2933696030Products used principally for rubber processing
          2933696050Other
          2933710000Lactams: 6-hexanelactam (îµ-caprolactam)
          2933720000Clobazam (inn) and methyprylon (inn)
      293379Other lactams:
          2933790400Aromatic or modified aromatic: 2,5-dihydro-3,6-diphenylpyrrolo-(3,4-c)- pyrrole-1,4-dione
          2933790800Other: products described in additional u.s. note 3 to section vi
          2933791500Other
          2933792000Other: n-methyl-2-pyrrolidone; and2-pyrrolidone
          2933793000n-vinyl-2-pyrrolidone, monomer
          293379400012-aminododecanoic acid lactam
          2933798500Other
          2933910000Other: alprazolam (inn), camazepam (inn), chlordiazepoxide (inn), clonazepam (inn), clorazepate, delorazepam (inn), diazepam (inn), estazolam (inn), ethyl loflazepate (inn), fludiazepam (inn), flunitrazepam (inn), flurazepam (inn), halazepam (inn), loraze
          2933920000Azinphos-methyl
      293399Other:
          2933990100Aromatic or modified aromatic: butyl (r)-2-[4-(5-trifluoromethyl-2- pyridinyloxy)phenoxy]propanoate
          29339902002-[4-[(6-chloro-2-quinoxalinyl)oxy]phenoxy]- propionic acid, ethyl ester
          2933990500Acridine and indole
          2933990600î±-butyl-î±-(4-chlorophenyl)-1h-1,2,4- triazole-1- propanenitrile (myclobutanil); andî±-[2-(4-chlorophenyl)ethyl]-î±-phenyl-1h- 1,2,4-triazole-1-propanenitrile (fenbuconazole)
          2933990800Acetoacetyl-5-aminobenzimidazolone;3-(2h-benzotriazol-2-yl)-5-(tert-butyl)-4- hydroxybenzene propanoic acid, c7-c9 branched or linear alkyl esters;2-(2h-benzotriazol-2-yl)-6-dodecyl-4- methyl phenol, in liquid form
          2933991100Carbazole
          29339912006-bromo-5-methyl-1h-imidazo[4,5-b]- pyridine;2-sec-butyl-4-tert-butyl-6-(benzotriazol-2- yl)phenol;2-tert-butyl-4-methyl-6-(5-chlorobenzotri- azol-2-yl)phenol;2,4-di-tert-butyl-6-(ben
          2933991400Other: pesticides 5-amino-4-chloro-î±-phenyl-3- pyridazinone
          2933991600o-diquat dibromide (1,1'-ethylene- 2,2'-dipyridylium dibromide)
          2933991701Insecticides
          2933992200Other
          2933992400Photographic chemicals
          2933992600Drugs: antihistamines
          2933994200Anti-infective agents: acriflavine;acriflavine hydrochloride;carbadox; andpyrazinamide
          2933994600Other
          2933995100Cardiovascular drugs: hydralazine hydrochloride
          2933995300Other
          29339955Drugs primarily affecting the central nervous system: analgesics, antipyretics and nonhormonal anti-inflammatory agents
          2933995510Tolmetin
          2933995520Tolmetin sodium dihydrate
          2933995530Tolmetin sodium (anhydrous)
          2933995590Other
          2933995800Antidepressants, tranquilizers and other psychotherapeutic agents: droperidol; andimipramine hydrochloride
          2933996100Other
          2933996500Anticonvulsants, hypnotics and sedatives
          2933997000Other
          2933997500Other
          2933997900Other: products described in additional u.s. note 3 to section vi
          29339982Other
          2933998210Benzotriazole (cas no. 95-14-7)
          2933998220Tolyltriazole (cas no. 29385-43-1)
          2933998290Other
          2933998500Other: 3-amino-1,2,4-triazole
          2933998900Hexamethyleneimine
          2933999000Other: drugs
          2933999701Other
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