4,4'-Methylene bis(2,6-Diethylaniline) from Mexico
This diarylamine compound featuring a methylene bridge between two substituted aniline rings is explicitly covered by HTS 2921.59.1700 as an aromatic polyamine. It functions as an antioxidant intermediate and polymer modifier.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide molecular structure diagram and CAS number (136-92-5) in commercial invoice for CBP verification
• Ensure stabilizer additions don't exceed Chapter 29 note (f) limits to avoid reclassification
• Watch for bulk vs. lab quantities; larger shipments may trigger additional TSCA notifications