PhenoCarb-Ethyl™ Research Grade Phenothiazine Derivative from Japan
Research-grade ethyl (1H-phenothiazin-2,4,1)carbamate supplied in 1g-100g quantities for medicinal chemistry and SAR studies. This specific isomer fits HTS 2934.30.18.00 due to its defined phenothiazine-carbamate structure. Includes certificate of analysis verifying >99% HPLC purity.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Declare as 'research chemical - not for medicinal use' to qualify for lower documentation burden
• Small package exemption may apply for quantities <100g; verify with CBP before shipment
• Include SDS and handling instructions to prevent classification as dangerous goods