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U.S. Harmonized Tariff Schedule

HS Code 2933

Heterocyclic compounds with nitrogen hetero-atom(s) only

U.S. Tariff Rates

U.S. tariff rates for HS Code 2933: Heterocyclic compounds with nitrogen hetero-atom(s) only
Heading / SubheadingArticle DescriptionUnit of QuantityGeneralSpecial
2933Heterocyclic compounds with nitrogen hetero-atom(s) only
Compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure
2933.11.00.00Phenazone (Antipyrine) and its derivativeskg6.5%Free (,S,)
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2933.19Other
Aromatic or modified aromatic
2933.19.04.00Aminomethylphenylpyrazole (Phenylmethylaminopyrazole); and 3-Methyl-1-(p-tolyl)-2-pyrazolin-5-one (p-Tolyl methyl pyrazolone)kgFree
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2933.19.08.003-(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- yl)benzenesulfonic acid; 1-(m-Chlorophenyl)-3-methyl-2-pyrazolin- 5-one;p-Chloropyrazolone; 1-(2',5'-Dichlorophenyl)-3-methyl-2- pyrazolin-5-one; 1-(o-Ethylphenyl)-3-methyl-2-pyrazolin- 5-one; 5-Imino-3-methyl-1-phenylpyrazole; 5-Imino-3-methyl-1-(m-sulfophenyl)- pyrazole; 2,4-Methylcarboxypyrazolic acid; Methylphenylpyrazolone; and Sulfinpyrazonekg5.8%Free (, S,)
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2933.19.15.001,2-Dimethyl-3,5-diphenyl-1H-pyrazolium methyl sulfate (Difenzoquat methyl sulfate)kgFree
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2933.19.18.002-Chloro-5-sulfophenylmethylpyrazolone; 2,5-Dichloro-4-(3-methyl-5-oxo-2- pyrazolin-1-yl) benzenesulfonic acid; Phenyl carbethoxypyrazolone;m-Sulfaminopyrazolone (m-Sulfamido- phenyl methyl pyrazolone); and 1-(p-Sulfophenyl)-3-methyl pyrazolonekgFree
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Other
2933.19.23.00Pesticideskg6.5% Free (,S,)
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2933.19.30Photographic chemicals6.5% Free (,S,)
2933.19.30.10Couplers, for use in color negative photographic paperkg
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2933.19.30.95Otherkg
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2933.19.35.00Drugskg6.5%Free (,S,)
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Other
2933.19.37.00Products described in additional U.S. note 3 to section VIkg6.5%Free (, S,)
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2933.19.43.00Otherkg6.5%Free (, S,)
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Other
2933.19.45.00Drugskg3.7%Free (,S,)
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Other
2933.19.70.003-Methyl-5-pyrazolonekgFree
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2933.19.90.00Otherkg6.5% Free (,S,)
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Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure
2933.21.00.00Hydantoin and its derivativeskg6.5% Free (,S,)
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2933.29Other
Aromatic or modified aromatic
2933.29.05.001-[1-((4-Chloro-2-(trifluoromethyl)phenyl)- imino)-2-propoxyethyl]-1H-imidazole (Triflumizole); and Ethylene thioureakgFree
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2933.29.10.002-Phenylimidazolekg5.8%Free (,S,)
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Other
2933.29.20.00Drugskg6%Free (,S,)
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Other
2933.29.35.00Products described in additional U.S. note 3 to section VIkg6.5% Free (,S,)
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2933.29.43.00Otherkg6.5%Free (,S,)
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Other
2933.29.45.00Drugskg3.7%Free (,S,)
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Other
2933.29.60.00ImidazolekgFree
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2933.29.90.00Otherkg6.5% Free (,S,)
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Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure
2933.31.00.00Pyridine and its saltskgFree
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2933.32Piperidine and its salts
2933.32.10.00Piperidinekg6.5%Free (, S,)
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2933.32.50.00Otherkg6.5%Free (, S,)
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2933.33.01.00Alfentanil (INN), anileridine (INN), bezitramide (INN), bromazepam (INN), carfentanil (INN), difenoxin (INN), diphenoxylate (INN), dipipanone (INN), fentanyl (INN), ketobemidone (INN), methylphenidate (INN), pentazocine (INN), pethidine (INN), pethidine (INN) intermediate A, phencyclidine (INN) (PCP), phenoperidine (INN), pipradrol (INN), piritramide (INN), propiram (INN), remifentanil (INN) and trimeperidine (INN); salts thereofkgFree
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2933.34.00.00Other fentanyls and their derivativeskg6.5% Free (,S,)
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2933.35.00.003-Quinuclidinolkg5.8%Free (,S,)
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2933.36.00.004-Anilino-N-phenethylpiperidine (ANPP)kg6.5% Free (,S,)
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2933.37.00.00N-Phenethyl-4-piperidone (NPP)kg6.5% Free (,S,)
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2933.39Other
2933.39.08.001-(3-Sulfo propyl) pyridinium hydroxide;N,N'-Bis (2,2,6,6-tetra methyl-4-piperidinyl)-1,6- hexane diamine; 3,5-Dimethyl-2-hydroxy methyl-4-methoxy- pyridine (pyrmethyl alcohol); Dipenta methylene thiuram tetra sulfide; 2H-Indol-2-one,1,3-dihydro-1-phenyl-3-(4- pyridinyl methylene); 4-Picolyl chloride hydro chloride; and Piperidino ethyl chloride hydro chloridekgFree
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2933.39.10.00Collidines, lutidines and picolineskgFree
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2933.39.20.00p-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-Phenylpropylpyridine; α-Phenylpyridylacetic acid, methyl ester; Picolinic acid; 2-Pyridinecarboxaldehyde; and 2,5-Pyridinedicarboxylic acidkg5.8% Free (,S,)
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Other
Pesticides
2933.39.21.00Fungicideskg6.5% Free (*,S,)
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Herbicides
2933.39.23.00o-Paraquat dichloridekg6.5% Free (,S,)
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2933.39.25.00Otherkg6.5% Free (,S,)
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2933.39.27.00Otherkg6.5% Free (,S,)
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Drugs
2933.39.31.00Antidepressants, tranquilizers and other psychotherapeutic agentskg6.5%Free (,S,)
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2933.39.41.00Otherkg6.5% Free (,S,)
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Other
2933.39.61Products described in additional U.S. note 3 to section VI6.5% Free (,S,)
2933.39.61.103-Quinuclidinyl benzilatekg
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2933.39.61.201-[N,N-Dialkyl (≤C10)-N-(n-(hydroxyl, cyano, acetoxy)alkyl (≤C10)) ammonio]-n-n-[N-(3- dimethylcarbamoxy-α-picolinyl)-N,N-dialkyl (≤C10) ammonio]decane dibromide (n=1-8)kg
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2933.39.61.301,n-Bis[N-(3-dimethylcarbamoxy-α-picolyl)- N,N-dialkyl (≤ C10) ammonio]-alkane-(2,(n-1)- dione) dibromide (n=2-12)kg
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2933.39.61.91Otherkg
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2933.39.92.00Otherkg6.5% Free (,S,)
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Compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused
2933.41.00.00Levorphanol (INN) and its saltskgFree
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2933.49Other
2933.49.08.004,7-Dichloroquinolinekg6.5%Free (,S,)
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2933.49.10.00Ethoxyquin (1,2-Dihydro-6-ethoxy-2,2,4- trimethylquinoline)kg6.5%Free (,S,)
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2933.49.15.008-Methylquinoline and Isoquinolinekg5.8%Free (, S,)
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2933.49.17.00Ethyl ethyl-6,7,8-trifluoro-1,4-dihydro-4-oxo-3- quinolinecarboxylatekgFree
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Other
Drugs
2933.49.20.005-Chloro-7-iodo-8-quinolinol (Iodo chlo rhydroxy quin); Deco quinate; Diiodo hydroxy quin; and Oxy quinoline sulfatekg6.5%Free (, S,)
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2933.49.26.00Otherkg6.5% Free (, S,)
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2933.49.30.00Pesticideskg6.5% Free (*,S,)
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Other
2933.49.60.00Products described in additional U.S. note 3 to section VIkg6.5% Free (, S,)
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2933.49.70.00Otherkg6.5% Free (, S,)
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Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure
2933.52Malonylurea (Barbituric acid) and its salts
2933.52.10.00Malonylurea (barbituric acid)kgFree
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2933.52.90.00OtherkgFree
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2933.53.00.00Allobarbital (INN), amobarbital (INN), barbital (INN), butalbital (INN), butobarbital, cyclobarbital (INN), methylphenobarbital (INN), pentobarbital (INN), phenobarbital (INN), secbutabarbital (INN), secobarbital (INN) and vinylbital (INN); salts thereofkgFree
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2933.54.00.00Other derivatives of malonylurea (barbituric acid); salts thereofkg3.7%Free (, S,)
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2933.55.00.00Loprazolam (INN), mecloqualone (INN), methaqualone (INN) and zipeprol (INN); salts thereofkgFree
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2933.59Other
Pesticides
Aromatic or modified aromatic
2933.59.10.00Herbicideskg6.5% Free (,S,)
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2933.59.15.00Otherkg6.5% Free (,S,)
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2933.59.18.00Otherkg6.5%Free (,S,)
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Drugs
Aromatic or modified aromatic
2933.59.21.00Antihistamines, including those principally used as anti-nauseantskg6.5%Free (,S,)
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Anti-infective agents
2933.59.22.00Nicarbazin; and Trimethoprimkg6.5%Free (,S,)
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2933.59.36.00Otherkg6.5%Free (,S,)
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2933.59.46.00Antidepressants, tranquilizers and other psychotherapeutic agentskg6.5%Free (,S,)
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2933.59.53.00Otherkg6.5%Free (,S,)
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2933.59.59.00Otherkg3.7%Free (,S,)
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Other
Aromatic or modified aromatic
2933.59.70.00Products described in additional U.S. note 3 to section VIkg6.5% Free (,S,)
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2933.59.80.00Otherkg6.5%Free (,S,)
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Other
2933.59.85.002-Amino-4-chloro-6-methoxy pyrimidine; 2-Amino-4,6-di methoxy pyrimidine; and 6-Methyl uracilkgFree
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2933.59.95.00Otherkg6.5% Free (,S,)
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Compounds containing an unfused triazine ring (whether or not hydrogenated) in the structure
2933.61.00.00Melaminekg3.5%Free (,S,)
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2933.69Other
2933.69.20.002,4-Diamino-6-phenyl-1,3,5-triazinekgFree
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2933.69.50.00Hexamethylenetetraminekg6.3%Free (,S,)
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2933.69.60Other3.5% Free (,S,)
2933.69.60.10Cyanuric chloridekg
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Pesticides
2933.69.60.15Sodium dichloroisocyanurate and trichloroisocyanuric acidkg
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2933.69.60.21Otherkg
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2933.69.60.30Products used principally for rubber processingkg
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2933.69.60.50Otherkg
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Lactams
2933.71.00.006-Hexanelactam (ε-Caprolactam)kg6.5%Free (,S,)
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2933.72.00.00Clobazam (INN) and methyprylon (INN)kgFree
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2933.79Other lactams
Aromatic or modified aromatic
2933.79.04.002,5-Dihydro-3,6-diphenylpyrrolo-(3,4-c)- pyrrole-1,4-dionekgFree
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Other
2933.79.08.00Products described in additional U.S. note 3 to section VIkg6.5% Free (,S,)
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2933.79.15.00Otherkg6.5%Free (,S,)
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Other
2933.79.20.00N-Methyl-2-pyrrolidone; and 2-Pyrrolidonekg4.2%Free (,S,)
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2933.79.30.00N-Vinyl-2-pyrrolidone, monomerkg5.5%Free (,S,)
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2933.79.40.0012-Aminododecanoic acid lactamkgFree
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2933.79.85.00Otherkg6.5%Free (,S,)
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Other
2933.91.00Alprazolam (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), lorazepam (INN), lormetazepam (INN), mazindol (INN), medazepam (INN), midazolam (INN), nimetazepam (INN), nitrazepam (INN), nordazepam (INN), oxazepam (INN), pinazepam (INN), prazepam (INN), pyrovalerone (INN), temazepam (INN), tetrazepam (INN) and triazolam (INN); salts thereofFree
2933.91.00.10Lorazepam (INN); salts thereofkg
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2933.91.00.50Otherkg
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2933.92.00.00Azinphos-methylkgFree
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2933.99Other
Aromatic or modified aromatic
2933.99.01.00Butyl (R)-2-[4-(5-trifluoromethyl-2- pyridinyloxy)phenoxy]propanoatekgFree
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2933.99.02.002-[4-[(6-Chloro-2-quinoxalinyl)oxy]phenoxy]- propionic acid, ethyl esterkgFree
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2933.99.05.00Acridine and indolekgFree
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2933.99.06.00α-Butyl-α-(4-chlorophenyl)-1H-1,2,4- triazole-1- propanenitrile (Myclobutanil); andα-[2-(4-Chlorophenyl)ethyl]-α-phenyl-1H- 1,2,4-triazole-1-propanenitrile (Fenbuconazole)kg6.5% Free (,S,)
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2933.99.08.00Aceto acetyl-5-amino benz imidazolone; 3-(2H-Benzo triazol-2-yl)-5-(tert-butyl)-4- hydroxy benzene propanoic acid, C7-C9 branched or linear alkyl esters; 2-(2H-Benzotriazol-2-yl)-6-dodecyl-4- methyl phenol, in liquid form, branched and linear; and 1,3,3-Trimethyl-2-methyleneindolinekgFree
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2933.99.11.00CarbazolekgFree
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2933.99.12.006-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-(benzotriazol-2-yl)phenol; 2,4-Di-tert-butyl-6-(5-chlorobenzotriazol-2- yl)phenol; 2,3-Dichloro-6-quinoxalinecarbonyl chloride; 1-Hydroxy-2-carbazolecarboxylic acid; 2-Hydroxy-3-carbazolecarboxylic acid; 2-Hydroxy-3-carbazolecarboxylic acid, sodium salt; Iminodibenzyl(10,11-dihydro-5H-dibenz- [b,f]azepine); Indoline; 3-Methylbenzo[f]quinoline; 2-Methylindoline; 2-Methylmercaptobenzimidazole; 1-Methyl-2-phenylindole; 1-Methylpyrazine; 2,4-Methylpyrazolic acid; 2-Phenylbenzimidazole; 2-Phenylindole; Tetramethylpyrazine; 2,3,5-Triphenyltetrazolium chloride;dl-Tryptophan; and Vinylcarbazole, monomerkg5.8% Free (,S,)
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Other
Pesticides
2933.99.14.005-Amino-4-chloro-α-phenyl-3- pyridazinonekg6.5%Free (,S,)
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2933.99.16.00o-Diquat dibromide (1,1'-Ethylene- 2,2'-dipyridylium dibromide)kgFree
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Other
2933.99.17.01Insecticideskg6.5% Free (,S,)
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2933.99.22.00Otherkg6.5% Free (,S,)
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2933.99.24.00Photographic chemicalskg6.5% Free (,S,)
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Drugs
2933.99.26.00Antihistamineskg6.5%Free (,S,)
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Anti-infective agents
2933.99.42.00Acriflavine; Acriflavine hydrochloride; Carbadox; and PyrazinamidekgFree
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2933.99.46.00Otherkg6.5% Free (,S,)
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Cardiovascular drugs
2933.99.51.00Hydralazine hydrochloridekgFree
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2933.99.53.00Otherkg6.5% Free (,S,)
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Drugs primarily affecting the central nervous system
2933.99.55Analgesics, antipyretics and nonhormonal anti-inflammatory agents6.5%Free (*,S,)
2933.99.55.10Tolmetinkg
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2933.99.55.20Tolmetin sodium dihydratekg
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2933.99.55.30Tolmetin sodium (anhydrous)kg
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2933.99.55.90Otherkg
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Antidepressants, tranquilizers and other psychotherapeutic agents
2933.99.58.00Droperidol; and Imipramine hydrochloridekgFree
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2933.99.61.00Otherkg6.5%Free (,S,)
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2933.99.65.00Anticonvulsants, hypnotics and sedativeskg6.5%Free (,S,)
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2933.99.70.00Otherkg6.5%Free (,S,)
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2933.99.75.00Otherkg6.5%Free (,S,)
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Other
2933.99.79.00Products described in additional U.S. note 3 to section VIkg6.5% Free (,S,)
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2933.99.82Other6.5% Free (,S,)
2933.99.82.10Benzotriazole (CAS No. 95-14-7)kg
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2933.99.82.20Tolyltriazole (CAS No. 29385-43-1)kg
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2933.99.82.90Otherkg
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Other
2933.99.85.003-Amino-1,2,4-triazolekg3.7%Free (,S,)
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2933.99.89.00HexamethyleneiminekgFree
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Other
2933.99.90.00Drugskg3.7%Free (,S,)
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2933.99.97.01Otherkg6.5% Free (,S,)
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