High-Purity Aminomethylphenylpyrazole for Pharma from Canada
Pharma-grade Aminomethylphenylpyrazole, 99.5% pure, listed under HTS 2933.19.04.00 as aromatic pyrazole with nitrogen hetero-atoms. Intermediate for antiviral drug synthesis. Pure form ensures Chapter 29 applicability over mixtures.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Comply with FDA DMF requirements for pharma intermediates at entry
• Validate GMP sourcing to avoid holds
• Test for heavy metals per pharmacopeia