N-Phenylmaleimide from Mexico
N-Phenylmaleimide is an aromatic imine-function compound used primarily as a reactive monomer in polymer synthesis and pharmaceutical intermediates. It falls under HTS 2925.29.60.00 as an aromatic imine derivative, other than specified products, meeting Chapter 29 requirements for chemically defined organic compounds with imine functionality.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6093.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
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 detailed chemical analysis certificates confirming imine-function and aromatic structure to avoid misclassification
• Ensure SDS and purity documentation meets EPA and TSCA import requirements for chemical substances
• Verify packaging complies with DOT hazardous material regulations for reactive organic compounds