1,3-Diiodopropane from Canada
1,3-Diiodopropane is a propane chain symmetrically substituted with iodine atoms at both terminal carbons. Falls under HTS 2903.69.90.00 as an iodinated derivative of an acyclic hydrocarbon. Utilized in organic synthesis for cross-coupling reactions.
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
• Provide certificate of analysis showing iodine content and absence of metallic impurities
• Store/import under inert atmosphere to prevent decomposition, which could affect classification
• Distinguish from polymer precursors that might classify under Chapter 39 plastics