2933.99.89.00/Hexamethyleneimine/Germany

Hexamethyleneimine from Germany

Hexamethyleneimine, also known as homopiperidine, is a seven-membered heterocyclic compound with a single nitrogen hetero-atom in the ring structure. It falls under HTS 2933.99.89.00 as a specific compound within the category of heterocyclic compounds containing only nitrogen hetero-atoms, other than those specified elsewhere. This chemical is used as an intermediate in pharmaceutical synthesis and organic reactions.

Duty Rate — Germany → United States

25%

Rate breakdown

9903.04.6215%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter

9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter

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Import Tips

• Verify purity certificate (≥98%) and provide chemical safety data sheet (SDS) for DOT compliance during import

• Ensure proper UN packaging group II labeling as it's a flammable liquid; avoid common pitfalls like incorrect hazard class declaration

• Confirm REACH or TSCA registration for U.S. entry; maintain chain of custody documentation from manufacturer