N-Isopropylethylenediamine from Mexico
A secondary amine derivative with branched alkyl substitution on acyclic ethylenediamine backbone, properly classified in 2921.19.61.95. Used in synthesis of chelating agents and pharmaceutical APIs.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide CAS registry number (2855-19-8) and structural formula on all shipping documents
• Use UN-approved polyethylene bottles with PTFE-lined closures for moisture-sensitive amines
• Monitor for discoloration indicating oxidation; reject lots with >0.5% secondary products