2-(Trifluoromethyl)phenothiazine Pharmaceutical Intermediate from Canada
High-purity 2-(Trifluoromethyl)phenothiazine manufactured specifically as a key building block for antipsychotic drug synthesis. Classified under HTS 2934.30.12.00 due to its precise chemical structure matching the phenothiazine ring-system with 2-trifluoromethyl group.
Duty Rate — Canada → United States
16.5%
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
• Obtain FDA Drug Master File (DMF) reference if destined for API production; include in import documentation
• Ensure packaging meets UN hazardous material standards for fluorinated organics; label with GHS pictograms
• Conduct pre-shipment stability testing to prevent degradation during ocean transport, avoiding reclassification disputes