N-Phenylmaleimide from China

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 — China → United States

31.5%

Rate breakdown

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 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