Cyclohexanediamine (1,2-Diaminocyclohexane) from Mexico
1,2-Diaminocyclohexane is a cyclanic polyamine with adjacent amine groups on the ring, partially derived from aromatic o-phenylenediamine. Classified in HTS 2921.30.3000 as 'other' derivatives salts thereof, essential for chiral catalysts. Fits chapter's amine-function scope.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Specify stereoisomer details if applicable, as mixtures may shift classification; ensure stabilizer-free for pure compound status
• File with chemical safety data sheets (SDS)