2933.79.85.00/Piperidin-2-One/Canada

Piperidin-2-One from Canada

Piperidin-2-one (δ-valerolactam) is a six-membered lactam ring used in organic synthesis and polymer chemistry. Classified under HTS 2933.79.85.00 as other lactams with nitrogen hetero-atom only. Distinguish from piperidine bases by amide functionality.

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
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Import Tips

• Submit FTIR spectra confirming amide C=O stretch at 1650-1680 cm⁻¹ vs amine C-N

• Prevent dual classification with 2933.33 (phenothiazine derivatives) by confirming no aromatic rings

• Document <0.1% piperidine free base to avoid amine contamination reclassification

Piperidin-2-One from Canada — Import Duty Rate | HTS 2933.79.85.00