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
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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)