3-Hydroxy-2-naphtho-4-chloro-2,5-dimethoxyanilide from Canada
This chlorinated, dimethoxy-substituted Naphthol AS derivative is specifically named in HTS 2924.29.33.00. It serves as a specialized coupler for producing green and blue azo pigments with excellent fastness properties. The compound's complex aromatic amide structure fits Chapter 29 carboxyamide classification.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.60100%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
• Declare chlorine content and substitution pattern in technical documentation
• Use proper DOT hazard classification (likely toxic solid, UN2811)
• Avoid bulk packaging over 25kg without stabilizer approval per Chapter notes