2929.90.50.30/Cyclohexyl-(dimethylamino)methylidene phosphonamidic fluoride/Canada

Cyclohexyl-(dimethylamino)methylidene phosphonamidic fluoride from Canada

This is a chemically defined organic compound featuring a nitrogen function with N-(dialkylamino)alkylidene phosphonamidic fluoride structure, where one substituent is cyclohexyl (C6 cycloalkyl) and the dialkyl is dimethyl (C2). It falls under HTS 2929.90.50.30 as it precisely matches the description of compounds with other nitrogen functions, specifically the named phosphonamidic fluorides with ≤C10 alkyl/cycloalkyl groups. These are typically used as chemical intermediates in pharmaceutical or agrochemical synthesis.

Duty Rate — Canada → United States

110%

Rate breakdown

9903.04.6093.5%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

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Import Tips

• Verify exact chemical structure and purity via Certificate of Analysis to confirm classification under 2929.90.50.30; ensure SDS includes handling for fluoride compounds; avoid misclassification as organo-inorganic under 2931 by confirming carbon-nitrogen-phosphorus linkage