Propionaldehyde Diethyl Acetal from Mexico
Propionaldehyde diethyl acetal (1,1-diethoxypropane) functions as a Grignard reagent precursor. Classified HTS 2911.00.50.00 as a simple aliphatic acetal with oxygen function under Chapter 29 heading 2911.
Duty Rate — Mexico → United States
15.3%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Use UN-approved drums for water-reactive chemicals
• Specify hydrolysis conditions to prove acetal stability
• Avoid temperature extremes; declare thermal stability data