4,4'-Bis(α,α-dimethylbenzyl)diphenylamine
4,4'-Bis(α,α-dimethylbenzyl)diphenylamine is a sterically hindered diphenylamine derivative used as an antioxidant and stabilizer in rubber and polymer production. It is a chemically defined organic compound that falls under tariff item 2921.44.00 as a derivative of diphenylamine and its salts.
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 |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If formulated with other additives as a prepared rubber antioxidant
Prepared rubber accelerators or antioxidants are classified in heading 3812, not as separate chemical compounds.
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
• Ensure the product is imported as a pure chemical compound with a Certificate of Analysis to support classification under 2921.44.00
• Declare the CAS number (10081-67-1) on customs documentation to expedite CBSA processing
• Verify if the product qualifies for duty relief under the Chemicals and Plastics Duties Remission Order
Related Products under Tariff item 2921.44.00
2,4-Dinitrodiphenylamine
2,4-Dinitrodiphenylamine is a dinitro derivative of diphenylamine used as an intermediate in pharmaceutical and agrochemical production. It is a chemically defined compound that falls under tariff item 2921.44.00 as a derivative of diphenylamine.
2-Nitrodiphenylamine
2-Nitrodiphenylamine is a nitro derivative of diphenylamine with the nitro group at the ortho position. It is used in organic synthesis and as a rubber antioxidant, and is classified under tariff item 2921.44.00 as a diphenylamine derivative.
4,4'-Di-alpha-cumyl Diphenylamine
4,4'-Di-alpha-cumyl Diphenylamine is a sterically hindered diphenylamine derivative used as a premium antioxidant for natural and synthetic rubber. It is a chemically defined compound that falls under tariff item 2921.44.00.
4,4'-Dinitrodiphenylamine Technical Grade
4,4'-Dinitrodiphenylamine Technical Grade is used in explosive manufacturing and as a corrosion inhibitor. As a chemically defined dinitro derivative of diphenylamine, it is classified under tariff item 2921.44.00.
4-Nitrodiphenylamine
4-Nitrodiphenylamine is a nitro-substituted derivative of diphenylamine with the nitro group at the para position. It is used in dye synthesis and as a chemical intermediate, and is classified under tariff item 2921.44.00.
Monomethyldiphenylamine
Monomethyldiphenylamine is a methylated derivative of diphenylamine used as an intermediate in dye manufacturing and rubber antioxidants. It is a chemically defined compound that falls under tariff item 2921.44.00.