1,2-Propylenediamine from Mexico
Propylenediamine features an acyclic propane backbone with two primary amine groups, qualifying under HTS 2921.19.61.95 as other acyclic monoamines. Essential intermediate for chiral ligands and polymers.
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
• Specify (R)-, (S)-, or racemic form on invoice with optical rotation data for accurate statistical reporting
• Store under nitrogen blanket to prevent CO2 absorption forming carbamate salts during transit
• Include REACH registration number if European origin to facilitate FDA/USP compliance