4-Amino-N-ethyl-N-(2-methoxyethyl)-2-methylbenzene sulfonamide from Canada
This aromatic amine compound serves as a key intermediate in the synthesis of photographic color couplers used in color film development. Its cyclic aromatic structure with sulfonamide functionality makes it essential for creating magenta coupler precursors. Classified under chapter 29 as a substituted benzene derivative specifically for photographic chemical manufacturing.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide end-use certification proving use in photographic color coupler manufacture to qualify for duty-free entry,Maintain detailed records of chemical transformation process showing conversion to photographic couplers,Ensure compliance with chapter 29 classification documentation and exclude prohibited 2,3-dihydroxynaphthalene-6-sulfonic acid