2-Amino-N-ethylbenzenesulfonanilide from China
This complex sulfonamide derivative is explicitly named in HTS 2935.90.10.00, featuring amino, ethyl, and anilino substitutions on benzenesulfonamide core. Classified as a separate chemically defined organic compound per Chapter 29 note (a). Serves as intermediate for dyes and pharmaceuticals.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.6093.5%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Detailed synthetic pathway documentation proves status as separate compound vs. mixture
• REACH/TSCA registration status must be declared for chemical substance compliance
• Special packaging requirements for light-sensitive sulfonamide intermediates