2,4-Diaminotoluene
2,4-Diaminotoluene (2,4-TDA) is an aromatic diamine used in polyurethane production and hair dyes. It is specifically provided for in HTS 2921.49.4500 per additional U.S. note 3.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If m-toluidine isomer predominates
Specific toluidine isomers have dedicated provisions.
If for hair dye formulation use
Synthetic coloring matter for cosmetic use falls under Chapter 32.
If polymerized form imported
Amino-resins and polyurethanes classify in Chapter 39.
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Import Tips & Compliance
• Isomer-specific analysis required; mixture of 2,4/2,6-TDA may classify differently
• Potential carcinogen; requires worker safety data and exposure controls documentation
• Verify not subject to dye intermediate quotas under textile agreements
Related Products under HTS 2921.49.45.00
p-Phenylenediamine
p-Phenylenediamine is an aromatic diamine used primarily as an intermediate in the production of dyes, polymers, and rubber antioxidants. It falls under HTS 2921.49.4500 as an aromatic monoamine derivative listed in additional U.S. note 3 to section VI, which specifies certain chemical compounds for tariff purposes.
o-Toluidine
o-Toluidine, or 2-methylaniline, is an aromatic amine used in the manufacture of dyes, pharmaceuticals, and pesticides. Classified under HTS 2921.49.4500 per additional U.S. note 3 to section VI for specific aromatic monoamines and derivatives.
4-Aminoazobenzene
4-Aminoazobenzene is a derivative of aniline used as a dye intermediate and in organic synthesis. It qualifies for HTS 2921.49.4500 as an aromatic monoamine derivative specified in additional U.S. note 3 to section VI.
p-Anisidine
p-Anisidine (4-methoxyaniline) is used in dye manufacturing and as a corrosion inhibitor. Classified in HTS 2921.49.4500 as an aromatic monoamine derivative under additional U.S. note 3 to section VI.
Diphenylamine
Diphenylamine is used as a chemical intermediate, stabilizer, and pesticide component. Falls under HTS 2921.49.4500 per additional U.S. note 3 for aromatic amine derivatives.
N-Phenyl-1-naphthylamine
N-Phenyl-1-naphthylamine (Neozone D) serves as an antioxidant in rubber production. Falls under HTS 2921.49.4500 as an aromatic amine derivative per additional U.S. note 3 to section VI.