Valerolactam (5-Methyl-2-Pyrrolidone) from Canada
Valerolactam is a substituted five-membered lactam used in polymer synthesis and as pharmaceutical intermediate. HTS 2933.79.85.00 covers this alkyl-substituted lactam not specifically named in prior subheadings. Meets nitrogen-heteroatom only heterocyclic criteria.
Duty Rate — Canada → United States
6.5%
Rate breakdown
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
• Include synthetic route documentation confirming lactam ring integrity vs acyclic amide formation
• Verify no halogen/sulfur content per notes to headings 2930-2931 exclusion criteria