Neoheptanoic Acid from Canada
Neoheptanoic acid consists of branched saturated acyclic C7 monocarboxylic acids used in polymer synthesis and pharmaceutical intermediates. Falls under HTS 2915.90.50.50 as unspecified saturated acyclic monocarboxylic acid derivatives.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6096.2%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
• Include HPLC chromatogram showing branched isomer predominance
• Verify container compatibility with organic acids (avoid reactive metals)
• Document synthetic vs. natural origin to address potential Chapter 38 claims