N-Ethyl-o-Toluenesulfonamide Pure from Japan
N-Ethyl-o-toluenesulfonamide is a pure isomer sulfonamide intermediate used in the synthesis of optical brighteners, dyes, and pharmaceutical intermediates. Specifically named in HTS 2935.90.13.00 as a distinct sulfonamide compound. Supplied in high purity (>99%) for precision chemical manufacturing.
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
• HPLC chromatogram required to verify isomeric purity and absence of para-isomer contamination
• DOT shipping papers must specify UN number 3082 for Environmentally Hazardous Substance, Liquid, n.o.s