2,5-Dimethoxy-p-Toluidine from Mexico
2,5-Dimethoxy-p-toluidine serves as an intermediate for permanent hair dyes and polymer antioxidants. Despite dual ether functions, the toluidine amine remains principal characteristic for HTS 2921.43.90 classification per Chapter Note numerical order.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Methoxy position confirmation via HPLC; 2,4-isomer more common in dyes
• Cosmetic Ingredient Review documentation for hair dye use
• Antioxidant end-use letters distinguish from dye intermediate classification