3-Methylbenzothiazole-2-hydrazone from Canada
3-Methylbenzothiazole-2-hydrazone is a benzothiazole derivative with methyl at nitrogen position 3 and hydrazone (=NNH2) at position 2, specifically named in HTS 2934.20.3000. Primarily used as intermediate for pharmaceutical hydrazone derivatives and analytical reagents.
Duty Rate — Canada → United States
15.8%
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
• Provide hydrazone functional group verification through IR spectroscopy in import docs
• Declare exact substitution pattern (3-methyl, 2-hydrazone) to match HTS enumeration
• Avoid bulk packaging that suggests chemical preparation status (3824)