Trans-2,2-Dimethylcyclopropanecarboxamide from China
The trans stereoisomer of 2,2-dimethylcyclopropylcarboxamide, a key building block in synthetic pyrethroid insecticides and drug candidates. Classified under HTS 2924.29.80.00 due to its cyclic amide structure and specific naming as a carboxamide derivative.
Duty Rate — China → United States
125%
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)
9903.04.60100%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Provide stereochemistry specifications in import docs to confirm classification and avoid disputes
• Check for pesticide precursor regulations under FIFRA if destined for agrochem production
• Use proper UN packaging for amide compounds to prevent leakage during transit