2933.79.20.00/2-Pyrrolidone (2-Pyrrolidinone)/China

2-Pyrrolidone (2-Pyrrolidinone) from China

2-Pyrrolidone is a five-membered lactam ring compound with a single nitrogen hetero-atom, specifically enumerated under HTS 2933.79.20.00. It serves as a chemical intermediate for synthesizing pharmaceuticals, agrochemicals, and vinylpyrrolidone polymers.

Duty Rate — China → United States

39.2%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

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)

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Import Tips

• Include Certificate of Analysis (CoA) confirming >99% purity to establish it as a separate chemically defined compound per Chapter 29 note (a)

• Declare proper UN number (3265) for corrosive liquid classification and ensure DOT-compliant packaging

• Monitor REACH-like restrictions; provide end-use statements if destined for regulated applications like pharmaceuticals