Isobutyraldehyde Diethyl Acetal from Mexico
Isobutyraldehyde diethyl acetal is a branched acetal used in pharmaceutical intermediates. Falls under HTS 2911.00.50.00 as an 'other' hemiacetal/acetal derivative meeting chapter chemical purity standards.
Duty Rate — Mexico → United States
15.3%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• For pharma use, provide DMF or CEP from supplier
• Confirm branched vs. linear isomer via GC-MS if needed
• Label with GHS pictograms per OSHA HazCom standards