Ethylenediamine
Ethylenediamine is an acyclic polyamine with the formula H2NCH2CH2NH2, consisting of two primary amine groups connected by an ethylene bridge. It falls under HTS 2921.29.00 as an acyclic polyamine and its derivatives; salts thereof, specifically as a basic 'other' acyclic polyamine not enumerated elsewhere in the subheading. Commonly used in chelating agents, epoxy curing, and pharmaceutical synthesis.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If derivatized with aryl groups
Aryl-substituted derivatives shift to amine-function compounds of aromatic nature in heading 2925.
If imported as aqueous solution exceeding safety/transport limits
Solutions not qualifying under chapter note (e) fall into miscellaneous chemical preparations.
If ammoniated as fertilizer grade
Specific formulations for agricultural use classified as ammoniacal nitrogen fertilizers.
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Import Tips & Compliance
• Verify purity certificates as impurities may affect classification; ensure SDS documentation for hazardous material handling; common pitfall is misclassifying derivatives as separate chemicals under later headings
Related Products under HTS 2921.29.00
Diethylenetriamine (DETA)
Diethylenetriamine is a linear acyclic polyamine (H2NCH2CH2NHCH2CH2NH2) used primarily as an epoxy resin curing agent. Classified under HTS 2921.29.00 as an 'other' acyclic polyamine derivative essential for industrial applications like adhesives and coatings.
Triethylenetetramine (TETA)
Triethylenetetramine is an acyclic tetraamine (H2N(CH2CH2NH)3H) widely used in curing epoxy resins for composites and adhesives. It qualifies under HTS 2921.29.00 as an other acyclic polyamine and derivatives thereof.
Hexamethylenediamine
Hexamethylenediamine (H2N(CH2)6NH2) is a straight-chain acyclic diamine used in nylon-6,6 polymer production. Falls under HTS 2921.29.00 as an other acyclic polyamine essential for synthetic fiber manufacturing.
1,3-Diaminopropane
1,3-Diaminopropane (H2N(CH2)3NH2) is an acyclic diamine used in curing agents and cross-linking applications. Classified in HTS 2921.29.00 as other acyclic polyamines not specifically named.
Ethylenediamine Dihydrochloride Salt
Ethylenediamine dihydrochloride is the salt form of ethylenediamine (H3NCH2CH2NH3Cl2), used in pharmaceutical intermediates and metal finishing. HTS 2921.29.00 covers it per chapter note (C) classifying organic salts with the parent polyamine.
N,N-Dimethylethylenediamine
N,N-Dimethylethylenediamine is a derivative of ethylenediamine with secondary/tertiary amine functions, used in polymer synthesis and as a ligand. As an acyclic polyamine derivative, it falls under HTS 2921.29.00 'other' category.