Hexamethyleneimine from Mexico
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 — Mexico → United States
Rate breakdown
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