3-Amino-1-phenylpyrazole from Mexico
3-Amino-1-phenylpyrazole is an aromatic heterocyclic compound containing an unfused pyrazole ring with nitrogen hetero-atoms and an amino substituent. It falls under HTS 2933.19.43.00 as an aromatic pyrazole derivative used primarily as a pharmaceutical intermediate. This chemically defined organic compound meets Chapter 29 note (a) for separate organic compounds.
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
• Obtain Certificate of Analysis (COA) verifying pyrazole structure and aromatic nature; ensure 99%+ purity documentation to avoid reclassification; declare exact CAS number (69094-16-4) on commercial invoice