1,3-Diaminopropane
1,3-Diaminopropane is a straight-chain acyclic polyamine with two primary amino groups, classified under HTS 2921.29.00.55. Applications include epoxy hardeners and chelating agents.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If carboxamide functionality present
Oxygen-function compounds take precedence over amine-function classification
If technical grade with >5% impurities
Chapter 29 limited to chemically defined compounds; impure mixtures go to Chapter 38
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Import Tips & Compliance
• Verify no cyclic impurities >1% via HPLC analysis certificate
• Document compliance with DOT corrosive liquid regulations (UN 2735)
• Maintain segregation from acids during storage/transport per safety data
Related Products under HTS 2921.29.00.55
Ethylenediamine Dihydrochloride
Ethylenediamine dihydrochloride is the salt of ethylenediamine, an acyclic polyamine with two amino groups, classified under HTS 2921.29.00.55 as a derivative salt of acyclic polyamines. It is commonly used as a curing agent in epoxy resins and as an intermediate in pharmaceutical synthesis.
Diethylenetriamine (DETA)
Diethylenetriamine is an acyclic polyamine with three amino groups, falling under HTS 2921.29.00.55 as an 'other' acyclic polyamine. It serves as a key epoxy curing agent and chelating agent in industrial applications.
Hexamethylenediamine
Hexamethylenediamine, an acyclic diamine used primarily in nylon-6,6 production, is classified under HTS 2921.29.00.55 as an other acyclic polyamine. It meets Chapter 29 requirements for chemically defined organic compounds.
N,N-Dimethylethylenediamine
This tertiary amine derivative of ethylenediamine is an acyclic polyamine classified under HTS 2921.29.00.55. Used as a catalyst in polyurethane production and pharmaceutical intermediate.
Triethylenetetramine (TETA)
Triethylenetetramine, a linear tetraamine, falls under HTS 2921.29.00.55 as an acyclic polyamine derivative. Widely used as high-performance epoxy curing agent.
Propylenediamine
Propylenediamine (1,2-diaminopropane) is an acyclic polyamine classified under HTS 2921.29.00.55, used in fuel additives and polymer synthesis.