Isobutyric Acid from Canada
Isobutyric acid (2-methylpropanoic acid) is a saturated acyclic monocarboxylic acid used in organic synthesis, flavor production, and as an intermediate for pharmaceuticals. It falls under HTS 2915.29.50.00 as it is neither acetic acid nor its derivatives, fitting the 'other' category for saturated acyclic monocarboxylic acids.
Duty Rate — Canada → United States
12.8%
Rate breakdown
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 detailed chemical purity certificates and CAS number (79-31-2) documentation to verify classification
• Ensure proper hazardous material labeling (corrosive) and comply with DOT/UN shipping regulations
• Avoid misclassification as acetic acid derivatives; confirm branched chain structure via SDS