4-Nitro phthalimide from Canada
4-Nitro phthalimide contains a nitro group ortho to the imide functionality on the benzene ring. Despite nitration, classifies under HTS 2925.19.91.00 as imide derivative per chapter note 4 (nitro groups not nitrogen-functions for 2929).
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6096.3%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Yellow powder, oxidizing properties; UN 1479 compatible packaging required
• Nitro compounds trigger additional ATF review; provide safety data
• Purity >97% required; technical grade risks 2917 reclassification