Other
Heterocyclic compounds with nitrogen hetero-atom(s) only. > Compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure: > Other > Other
Duty Rate (from China)
Subheadings
Products classified under Tariff item 2933.19
1-(2',5'-Dichlorophenyl)-3-methyl-2-pyrazolin-5-one
> 1-(2',5'-Dichlorophenyl)-3-methyl-2-pyrazolin-5-one is a chemically defined compound with an unfused pyrazole ring and dichlorophenyl substitution. It is used in specialty azo dyes and pharmaceutical synthesis. This product is classified under tariff item 2933.19.00 as an "Other" compound.
2933.19.001-(m-Chlorophenyl)-3-methyl-2-pyrazolin-5-one
> 1-(m-Chlorophenyl)-3-methyl-2-pyrazolin-5-one is a chemically defined compound with an unfused pyrazole ring and chlorophenyl substitution. It is used as a dye intermediate and in pharmaceutical synthesis. This product is classified under tariff item 2933.19.00 as an "Other" compound.
2933.19.001-(o-Ethylphenyl)-3-methyl-2-pyrazolin-5-one
> 1-(o-Ethylphenyl)-3-methyl-2-pyrazolin-5-one is a chemically defined compound with an unfused pyrazole ring and ethylphenyl substitution. It is employed in dye chemistry and polymer additives. This product is classified under tariff item 2933.19.00 as an "Other" compound.
2933.19.001-(p-Sulfophenyl)-3-methyl pyrazolone
1-(p-Sulfophenyl)-3-methyl pyrazolone is a pyrazolone derivative with a para-sulfophenyl substituent at position 1 and methyl at position 3 on the unfused pyrazole ring. It is used as a dye intermediate and coupling agent. Its aromatic heterocyclic structure qualifies it for tariff item 2933.19.00.
2933.19.002,4-Methylcarboxypyrazolic acid
> 2,4-Methylcarboxypyrazolic acid is a chemically defined compound with an unfused pyrazole ring and carboxy substitution. It is used in fine chemical synthesis. This product is classified under tariff item 2933.19.00 as an "Other" compound.
2933.19.002,5-Dichloro-4-(3-methyl-5-oxo-2-pyrazolin-1-yl) benzenesulfonic acid
2,5-Dichloro-4-(3-methyl-5-oxo-2-pyrazolin-1-yl) benzenesulfonic acid is a complex aromatic pyrazolone featuring dichloro substitution and a sulfonic acid on a benzene ring linked to a pyrazoline structure. It is used as a dye intermediate. Its unfused pyrazole ring qualifies it for tariff item 2933.19.00.
2933.19.002-Chloro-5-sulfophenylmethylpyrazolone
2-Chloro-5-sulfophenylmethylpyrazolone is a specific aromatic pyrazolone derivative containing a chlorine and sulfonic acid group on a phenyl ring attached to a pyrazole structure. It is used as a dye intermediate. Its unfused pyrazole ring with nitrogen hetero-atoms qualifies it for tariff item 2933.19.00.
2933.19.003-(5-Amino-3-methyl-1H-pyrazol-1-yl)-benzenesulfonic acid
> 3-(5-Amino-3-methyl-1H-pyrazol-1-yl)-benzenesulfonic acid is a chemically defined compound with an unfused pyrazole ring and sulfonic acid group. It serves as an intermediate in the synthesis of azo dyes and pharmaceuticals. This product is classified under tariff item 2933.19.00 as an "Other" compound.
2933.19.003-Amino-1-(2,4,6-trichlorophenyl)-5-pyrazolone
> 3-Amino-1-(2,4,6-trichlorophenyl)-5-pyrazolone is a chemically defined compound with an unfused pyrazole ring and trichlorophenyl substitution. It is used in synthesis of dyes and pharmaceuticals. This product is classified under tariff item 2933.19.00 as an "Other" compound.
2933.19.003-Carboxy-1,4-sulfophenylpyrazol-5-one
> 3-Carboxy-1,4-sulfophenylpyrazol-5-one is a chemically defined compound with an unfused pyrazole ring and sulfonic/carboxy substitution. It is an essential intermediate for acid dyes and pharmaceuticals. This product is classified under tariff item 2933.19.00 as an "Other" compound.
2933.19.003-Methyl-1-(p-tolyl)-2-pyrazolin-5-one (p-Tolyl Methyl Pyrazolone)
> 3-Methyl-1-(p-tolyl)-2-pyrazolin-5-one is a chemically defined organic compound containing an unfused pyrazole ring with nitrogen hetero-atoms. It is commonly used as a dye intermediate and in pharmaceutical synthesis. This product falls under tariff item 2933.19.00 as an "Other" compound with an unfused pyrazole ring, not elsewhere specified.
2933.19.004-Chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonic acid
4-Chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonic acid is a complex chlorosulfonic pyrazole derivative featuring an unfused pyrazole ring with aromatic substitution. It is used primarily as a high-performance dye coupling agent. As a separate chemically defined organic compound with a nitrogen hetero-atom ring, it falls under tariff item 2933.19.00.
2933.19.005-Imino-3-methyl-1-(m-sulfophenyl)-pyrazole
5-Imino-3-methyl-1-(m-sulfophenyl)-pyrazole is a sulfophenyl imino-pyrazole derivative with a high water solubility. It is used as a dye intermediate in the production of azo dyes. Its unfused pyrazole ring with nitrogen hetero-atoms only qualifies it for tariff item 2933.19.00.
2933.19.005-Imino-3-methyl-1-phenylpyrazole
5-Imino-3-methyl-1-phenylpyrazole is an imino-substituted aromatic pyrazole compound with an unfused pyrazole ring. It is used in pharmaceutical research and as a dye intermediate. As a separate chemically defined organic compound with nitrogen hetero-atoms only, it falls under tariff item 2933.19.00.
2933.19.00Amino-J-pyrazolone
Amino-J-pyrazolone is a specific aromatic pyrazolone compound featuring an unfused pyrazole ring. It is primarily used as a dye coupling agent and pharmaceutical intermediate. Its heterocyclic structure with nitrogen atoms qualifies it for tariff item 2933.19.00.
2933.19.00Aminomethylphenylpyrazole (Phenylmethylaminopyrazole)
> Aminomethylphenylpyrazole is a chemically defined aromatic heterocyclic compound containing an unfused pyrazole ring with nitrogen hetero-atoms. It serves as a key intermediate in pharmaceutical and agrochemical synthesis. This product is classified under tariff item 2933.19.00 as an "Other" compound with an unfused pyrazole ring.
2933.19.00Aminomethylphenylpyrazole with Stabilizer
> Aminomethylphenylpyrazole with stabilizer is a chemically defined compound with an added anti-caking agent for preservation and transport, as permitted by Chapter 29 Note 1(f). It remains classified under tariff item 2933.19.00 as an "Other" compound with an unfused pyrazole ring. This stabilized form is used in bulk for pharmaceutical research and development.
2933.19.00Benzovindiflupyr Technical
Benzovindiflupyr Technical is a pyrazole carboxamide fungicide used for seed treatment and foliar application against rusts and septoria diseases. It contains an unfused pyrazole ring, classifying it under tariff item 2933.19.00 as a heterocyclic compound with nitrogen hetero-atom(s) only. This technical-grade pesticide offers excellent systemic distribution and disease control.
2933.19.00Bixafen Technical Material
Bixafen Technical Material is a pyrazole-4-carboxamide SDHI fungicide used for controlling foliar diseases in cereals such as septoria and rust. It contains an unfused pyrazole ring, classifying it under tariff item 2933.19.00 for heterocyclic compounds with nitrogen hetero-atom(s) only. This technical-grade fungicide provides strong eradicant activity and is used in agricultural applications.
2933.19.00Cyclaniliprole Technical Pesticide
Cyclaniliprole Technical Pesticide is a novel diamide insecticide with a pyrazole core used for lepidopteran control in rice and vegetables. It contains an unfused pyrazole ring, classifying it under tariff item 2933.19.00 as a heterocyclic compound with nitrogen hetero-atom(s) only. This technical-grade insecticide offers translaminal activity and effective pest control.
2933.19.00Difenzoquat Methyl Sulfate 80% WDG
Difenzoquat Methyl Sulfate 80% WDG is a water dispersible granule formulation containing 80% difenzoquat methyl sulfate as the active pyrazolium compound for grass weed control. While primarily a pesticide, the high concentration of the named chemical classifies it under tariff item 2933.19.00 as a chemically defined compound.
2933.19.00Difenzoquat Methyl Sulfate Ion-Pair Reagent
Difenzoquat Methyl Sulfate Ion-Pair Reagent is a specialty grade 1,2-dimethyl-3,5-diphenyl-1H-pyrazolium methyl sulfate used as an ion-pairing agent in reversed-phase HPLC for quaternary ammonium compound analysis. It meets Chapter 29 note (e) as a solvent-dissolved product for safe transport. Its unfused pyrazole ring qualifies it for tariff item 2933.19.00.
2933.19.00Difenzoquat Methyl Sulfate Reference Standard
Difenzoquat Methyl Sulfate Reference Standard is a high-purity (≥98%) 1,2-dimethyl-3,5-diphenyl-1H-pyrazolium methyl sulfate certified reference material for analytical labs and pesticide residue testing. This chemically defined aromatic pyrazole compound is imported undiluted. It falls under tariff item 2933.19.00.
2933.19.00Difenzoquat Methyl Sulfate Stabilized Powder
Difenzoquat Methyl Sulfate Stabilized Powder is a stabilized technical powder of 1,2-dimethyl-3,5-diphenyl-1H-pyrazolium methyl sulfate with an anticaking agent per Chapter 29 note (f) for safe transport and storage. This aromatic pyrazolium herbicide intermediate classifies under tariff item 2933.19.00.
2933.19.00Difenzoquat Methyl Sulfate Technical Grade
Difenzoquat Methyl Sulfate Technical Grade is pure 1,2-dimethyl-3,5-diphenyl-1H-pyrazolium methyl sulfate, a quaternary ammonium salt used as the active ingredient in herbicides for wild oat control in cereals. This chemically defined heterocyclic compound with a pyrazolium ring falls under tariff item 2933.19.00.
2933.19.00Fenpyroximate Active Ingredient
Fenpyroximate Active Ingredient is a METI-acaricide containing a modified aromatic pyrazole structure, effective against spider mites in fruits and cotton. It contains an unfused pyrazole ring, classifying it under tariff item 2933.19.00 for heterocyclic compounds with nitrogen hetero-atom(s) only. This technical-grade acaricide provides long-lasting control of mite populations.
2933.19.00Fipronil Technical Powder
Fipronil Technical Powder is a broad-spectrum insecticide containing an unfused pyrazole ring with aromatic characteristics, used in agricultural and termite control applications. It falls under tariff item 2933.19.00 as a heterocyclic compound with nitrogen hetero-atom(s) only. This technical-grade insecticide is effective against a wide range of pests.
2933.19.00Fluazifop-P-butyl Pyrazole Intermediate
Fluazifop-P-butyl Pyrazole Intermediate is a key component in the synthesis of aryloxyphenoxypropionate herbicides for grass control. It contains a pyrazole moiety, classifying it under tariff item 2933.19.00 as a heterocyclic compound with nitrogen hetero-atom(s) only. This intermediate is used in the production of herbicides.
2933.19.00Fluopyram Pyrazole Fungicide
Fluopyram Pyrazole Fungicide is a pyridylethylpyrazole fungicide with broad-spectrum activity against soil and air-borne pathogens. It contains a pyrazole ring, classifying it under tariff item 2933.19.00 for heterocyclic compounds with nitrogen hetero-atom(s) only. This technical-grade fungicide provides excellent disease control in various crops.
2933.19.00Fluxapyroxad Fungicide Technical
Fluxapyroxad Fungicide Technical is a succinate dehydrogenase inhibitor fungicide with a pyrazole ring, controlling diseases in cereals and fruits. It contains an unfused pyrazole ring, classifying it under tariff item 2933.19.00 as a heterocyclic compound with nitrogen hetero-atom(s) only. This technical-grade fungicide provides preventive and curative disease control.
2933.19.00High-Purity Aminomethylphenylpyrazole for Pharma
> High-Purity Aminomethylphenylpyrazole for Pharma is a 99.5% pure chemically defined compound with an unfused pyrazole ring. It is used as an intermediate for antiviral drug synthesis. This product is classified under tariff item 2933.19.00 as an "Other" compound with an unfused pyrazole ring, meeting Chapter 29 requirements for separate chemically defined organic compounds.
2933.19.00Methylphenylpyrazolone
Methylphenylpyrazolone is an aromatic pyrazole derivative with an unfused ring structure. It is widely used as a photographic chemical intermediate and dye coupler. As a chemically defined organic compound with nitrogen hetero-atoms only, it falls under tariff item 2933.19.00.
2933.19.00m-Sulfaminopyrazolone (m-Sulfamido-phenyl methyl pyrazolone)
m-Sulfaminopyrazolone (m-Sulfamido-phenyl methyl pyrazolone) is an organic compound featuring a sulfamido group at the meta position of a phenyl ring attached to a methylpyrazolone structure. It contains an unfused pyrazole ring, which classifies it under tariff item 2933.19.00 as a heterocyclic compound with nitrogen hetero-atom(s) only. This compound is commonly used as an intermediate in the synthesis of dyes and pharmaceuticals.
2933.19.00p-Chloropyrazolone
p-Chloropyrazolone is an aromatic pyrazole derivative with an unfused pyrazole ring and chlorine substitution. It is a common dye coupler in azo pigment manufacturing. Its chemically defined structure fits tariff item 2933.19.00.
2933.19.00Phenyl carbethoxypyrazolone
Phenyl carbethoxypyrazolone is an ester derivative of pyrazolone with a phenyl group and an ethoxycarbonyl substituent on the heterocyclic ring. It contains an unfused pyrazole ring, classifying it under tariff item 2933.19.00 for heterocyclic compounds with nitrogen hetero-atom(s) only. This compound serves as an intermediate in the production of pharmaceuticals and agrochemicals.
2933.19.00Phenylmethylaminopyrazole Technical Grade Powder
> Phenylmethylaminopyrazole Technical Grade Powder is a pure aromatic pyrazole compound with impurities that do not affect its chemical definition. It is used in fine chemical synthesis for herbicides and drugs. This product falls under tariff item 2933.19.00 as an "Other" compound with an unfused pyrazole ring, per Chapter 29 Note 1(a).
2933.19.00p-Tolyl Methyl Pyrazolone Aqueous Solution
> p-Tolyl Methyl Pyrazolone Aqueous Solution is a solution of the chemically defined compound in water, as permitted by Chapter 29 Note 1(d). It is used for safe lab handling in dye production. This product is classified under tariff item 2933.19.00 as an "Other" compound with an unfused pyrazole ring.
2933.19.00p-Tolyl Methyl Pyrazolone Crystals 99% Purity
> p-Tolyl Methyl Pyrazolone Crystals 99% Purity is a high-purity crystalline form of 3-Methyl-1-(p-tolyl)-2-pyrazolin-5-one, a chemically defined compound with an unfused pyrazole ring. It is essential for azo dye coupling and analgesic synthesis. This product is classified under tariff item 2933.19.00 as an "Other" compound.
2933.19.00p-Tolyl Methyl Pyrazolone Dye Coupler
> p-Tolyl Methyl Pyrazolone Dye Coupler is a specialty grade of the chemically defined compound optimized for use as a dye coupler. It remains a pure compound, not formulated, and is used in azo pigment production. This product is classified under tariff item 2933.19.00 as an "Other" compound with an unfused pyrazole ring.
2933.19.00Sulfinpyrazone
Sulfinpyrazone is a specific pyrazolone derivative featuring an unfused pyrazole ring with aromatic modification. It is primarily imported as a pharmaceutical intermediate for anti-inflammatory drugs. As a separate chemically defined organic compound, it falls under tariff item 2933.19.00.