Diacetone Alcohol (4-Hydroxy-4-methylpentan-2-one) from Japan
Diacetone alcohol is a colorless liquid ketone-alcohol compound used as a solvent in lacquers, paints, and varnishes. It falls under HTS 2914.40.10.00 as a specific ketone-alcohol with the chemical structure 4-hydroxy-4-methylpentan-2-one, fitting Chapter 29's scope for separate chemically defined organic compounds with oxygen functions.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide detailed chemical analysis certificates confirming purity and identity as 4-hydroxy-4-methylpentan-2-one to avoid misclassification
• Ensure SDS and transport documents specify UN 2717 hazardous material status with proper flash point declaration
• Verify stabilizer content does not exceed levels that would shift classification under Chapter 29 note (f)