Aminomethylphenylpyrazole 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.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the stabilizer renders the product a mixture
Chapter 29 applies to separate chemically defined compounds; mixtures may fall under heading 38.24.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• > Document the stabilizer's function and ensure it does not alter the product's specific use, per Chapter 29 Note 1(f)
• Provide the exact composition of the stabilizer to customs for accurate classification
• Ensure the product is not put up for retail sale, which could affect classification under other headings
Related Products under Tariff item 2933.19.00
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.
1-(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.
1-(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.
1-(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.
2,4-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.
2,5-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.