Cyclohexanediamine (1,2-Diaminocyclohexane) from Japan
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 — 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
• Specify stereoisomer details if applicable, as mixtures may shift classification; ensure stabilizer-free for pure compound status
• File with chemical safety data sheets (SDS)