N-Phenyl-1-Naphthylamine
N-Phenyl-1-naphthylamine is a derivative of diphenylamine featuring a naphthyl group substitution, classified under HTS 2921.44.70.00 as an 'other' aromatic monoamine derivative. It is primarily used as an antioxidant in rubber production and lubricant formulations.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If when blended into rubber antioxidant mixtures
Formulations containing this compound as antioxidant component shift to Chapter 38 for chemical preparations.
If supplied as industrial chemical preparation
Mixed or compounded forms for specific industrial use fall under heading 3824 rather than pure compounds.
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Import Tips & Compliance
• Verify purity certificates as impurities may affect classification under chapter 29 note (a)
• Include safety data sheets due to its use in industrial antioxidants; ensure proper hazard labeling
• Avoid misclassification as rubber chemicals (Chapter 38) by confirming chemical identity
Related Products under HTS 2921.44.70.00
p-Isopropoxydiphenylamine
p-Isopropoxydiphenylamine is an ether derivative of diphenylamine with an isopropoxy substituent on one aromatic ring, falling under HTS 2921.44.70.00 as 'other' diphenylamine derivatives. It serves as a stabilizer in polymer processing.
Octylated Diphenylamine
Octylated diphenylamine is an alkylated derivative where octyl chains are substituted onto the diphenylamine structure, classified in HTS 2921.44.70.00 as 'other' derivatives. Commonly used as an antioxidant in petroleum products and lubricants.
4,4'-Di-tert-Butyldiphenylamine
This symmetrical diphenylamine derivative features tert-butyl groups at the 4 and 4' positions, qualifying under HTS 2921.44.70.00 as 'other' salts and derivatives. It functions as a high-temperature antioxidant in synthetic lubricants.
Diphenylamine 2,2'-Dicarboxylic Acid
Diphenylamine 2,2'-dicarboxylic acid features carboxylic acid groups ortho to the nitrogen linkage, classified as an 'other' derivative under HTS 2921.44.70.00. Used in dye intermediates and pharmaceutical synthesis.
Monobenzyl Diphenylamine
Monobenzyl diphenylamine has a benzyl group attached to one phenyl ring of the diphenylamine core, falling under HTS 2921.44.70.00 'other' category. Applied as a corrosion inhibitor in industrial fluids.
Phenyl-alpha-Naphthylamine (PANA)
Phenyl-alpha-naphthylamine (PANA) combines phenylamine with alpha-naphthyl substitution, classified under HTS 2921.44.70.00 as other diphenylamine derivatives. Essential antioxidant for tire rubber compounds.