Other
Amine-function compounds > Aromatic monoamines and their derivatives; salts thereof: > Other: > Other: > Other: > Other
Duty Rate (from China)
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Products classified under HTS 2921.49.50.00
p-Phenylenediamine
p-Phenylenediamine is an aromatic diamine used primarily as an intermediate in the production of dyes, rubber antioxidants, and hair dyes. It falls under HTS 2921.49.50.00 as an aromatic monoamine derivative with amine-function groups. This chemically defined organic compound meets Chapter 29 requirements for separate classification.
4-Aminophenol
4-Aminophenol is a key intermediate for pharmaceutical synthesis, photographic chemicals, and dye production, featuring both amino and hydroxyl groups on a benzene ring. Classified under HTS 2921.49.50.00 as an aromatic amine derivative. Meets Chapter 29 criteria for chemically defined amine-function compounds.
N-Phenyl-1-naphthylamine
N-Phenyl-1-naphthylamine serves as an antioxidant and stabilizer in rubber and lubricant formulations. This aromatic amine derivative is specifically covered under HTS 2921.49.50.00. Qualifies as a chemically defined compound per Chapter 29 note 1(a).
2,4-Diaminotoluene
2,4-Diaminotoluene is used in hair dyes, polyurethane elastomers, and as a photographic developer. Falls under HTS 2921.49.50.00 as an aromatic diamine derivative. Chemically defined per Chapter 29 requirements with dual amine functionality.
Diphenylamine
Diphenylamine functions as a pesticide stabilizer, rubber antioxidant, and solid rocket propellant stabilizer. Classified under HTS 2921.49.50.00 as a diarylamine derivative. Pure aromatic amine compound meeting Chapter 29 chemical definition standards.
Benzidine Dihydrochloride
Benzidine dihydrochloride serves as an intermediate for azo dyes and detection reagents despite carcinogen status. Falls under HTS 2921.49.50.00 as aromatic diamine salt. Chapter note 4(C)(1) directs salt classification with parent amine.
4-Nitroaniline
4-Nitroaniline is a fundamental dye intermediate and pharmaceutical precursor with both nitro and amino functionality. Specifically included under HTS 2921.49.50.00 per Chapter note 2 for nitrated derivatives. Chemically defined aromatic compound.
m-Phenylenediamine
m-Phenylenediamine produces high-performance polymers like polyimides and epoxy curing agents. Classifies under HTS 2921.49.50.00 as aromatic diamine. Pure isomer meeting Chapter 29 chemical purity standards.
N-Ethylaniline
N-Ethylaniline acts as an intermediate for dyes, pharmaceuticals, and rubber chemicals with N-alkyl substitution. Falls squarely under HTS 2921.49.50.00 aromatic amine derivatives. Chemically defined per Chapter 29 specifications.
2-Naphthylamine
2-Naphthylamine serves as a dye intermediate and rubber antioxidant despite historical carcinogen concerns. Classified under HTS 2921.49.50.00 as aromatic polyamine. Meets all Chapter 29 definitional criteria.