HS Code Subheading

Amine-function compounds; aromatic polyamines and their derivatives, other than item no. 2921.51

2921.59 Subheading
Section VI — Products of the chemical or allied industries

About HS Code 292159

This 'other' category for aromatic polyamines and their derivatives, excluding those specified in 292151, covers a broad range of compounds with multiple amine groups attached to aromatic rings. These are essential intermediates for high-performance polymers, resins, epoxy curing agents, and specialty coatings. They often provide enhanced thermal stability, mechanical strength, or chemical resistance to final products, making them valuable in demanding applications across various industries. Trade involves specialized chemical manufacturers supplying to advanced materials industries, aerospace, electronics, and automotive sectors. Importers are typically manufacturers of high-tech materials, while exporters are often global chemical companies with expertise in complex organic synthesis. Purity and specific structural characteristics are paramount.

Products Under This Code

4,4'-Diaminodiphenylmethane (MDA), 4,4'-Diaminodiphenyl sulfone (DDS), Benzidine (restricted), Xylylenediamine, 1,5-Naphthalenediamine, 2,7-Naphthalenediamine, 3,3'-Dichlorobenzidine

Real World Examples

Huntsman (epoxy curing agents), BASF (polymer intermediates), Solvay (high-performance polymers), Evonik (specialty polyamines), Mitsubishi Chemical (advanced materials)

Common Misclassification

This code is for polyamines not covered by 292151; misclassification can occur if a specific polyamine is mistakenly placed in 292151 or if a monoamine is incorrectly placed here, requiring careful structural analysis.

Related Codes

2921.11 Amine-function compounds; acyclic monoamines and their derivatives, methylamine, di- or trimethylamine and their salts 2921.12 Amine-function compounds; acyclic monoamines and their derivatives, and salts thereof, 2-(N,N-Dimethylamino)ethylchloride hydrochloride 2921.13 Amine-function compounds; acyclic monoamines and their derivatives, and salts thereof, 2-(N,N-Diethylamino)ethylchloride hydrochloride 2921.14 Amine-function compounds; acyclic monoamines and their derivatives, and salts thereof, 2-(N,N-Diisopropylamino)ethylchloride hydrochloride 2921.19 Amine-function compounds; acyclic monoamines and their derivatives, and salts thereof, n.e.c. in item no. 2921.1 2921.21 Amine-function compounds; acyclic polyamines and their derivatives, ethylenediamine and its salts 2921.22 Amine-function compounds; acyclic polyamines and their derivatives, hexamethylenediamine and its salts 2921.29 Amine-function compounds; acyclic polyamines and their derivatives, and salts thereof, n.e.c. in item no. 2921.2 2921.30 Amine-function compounds; cyclanic, cyclenic or cycloterpenic mono- or polyamines and their derivatives; salts thereof 2921.41 Amine-function compounds; aromatic monoamines and their derivatives, aniline and its salts

Industry

This code belongs to the Chemicals industry.

Trade Overview

Japan, Germany, and the USA are significant in the production and trade of these advanced aromatic polyamines.

Frequently Asked Questions

What is HS code 292159?

HS code 292159 covers: Amine-function compounds; aromatic polyamines and their derivatives, other than item no. 2921.51. This 'other' category for aromatic polyamines and their derivatives, excluding those specified in 292151, covers a broad range of compounds with multiple amine groups attached to aromatic rings. These are essential intermediates for high-performance polymers, resins, epoxy curing agents, and specialty coatings. They often provide enhanced thermal stability, mechanical strength, or chemical resistance to final products, making them valuable in demanding applications across various industries. Trade involves specialized chemical manufacturers supplying to advanced materials industries, aerospace, electronics, and automotive sectors. Importers are typically manufacturers of high-tech materials, while exporters are often global chemical companies with expertise in complex organic synthesis. Purity and specific structural characteristics are paramount.

What products fall under HS code 292159?

4,4'-Diaminodiphenylmethane (MDA), 4,4'-Diaminodiphenyl sulfone (DDS), Benzidine (restricted), Xylylenediamine, 1,5-Naphthalenediamine, 2,7-Naphthalenediamine, 3,3'-Dichlorobenzidine

What are common misclassifications for HS code 292159?

This code is for polyamines not covered by 292151; misclassification can occur if a specific polyamine is mistakenly placed in 292151 or if a monoamine is incorrectly placed here, requiring careful structural analysis.

How is HS code 292159 structured?

HS code 292159 is a 6-digit subheading under the Harmonized System. The first 2 digits (29) identify the chapter, digits 3-4 (21) identify the heading, and digits 5-6 (59) specify the subheading. This code is standardized globally by the World Customs Organization.