Ethyl Phenothiazinyl Carbamate Pharmaceutical Intermediate from China
High-purity ethyl (1H-phenothiazin-2,4,1)carbamate produced specifically for use in antipsychotic and antihistamine drug synthesis. Classified under HTS 2934.30.18.00 due to its precise phenothiazine ring structure with ethyl carbamate moiety. Supplied as white to off-white powder with stabilizer for transport.
Duty Rate — China → United States
12.5%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Include end-use statement specifying pharmaceutical intermediate application to avoid dual-use chemical scrutiny
• Maintain cold chain documentation if required for stability during ocean freight transit
• Label with GHS pictograms and safety data sheets compliant with OSHA HazCom standards