N-Isopropylethylenediamine from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, 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