Glutarimide from Canada
Glutarimide features a six-membered cyclic imide ring used in synthesis of pharmaceuticals like thalidomide analogs. HTS 2924.29.95.00 covers it as an unspecified cyclic amide derivative. Research applications in anti-inflammatory drug development.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.6093.5%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
• Restricted analogs require DEA oversight; provide research use statement; purity >98% typically required for synthesis