5,5-Diethylbarbituric Acid Intermediate from Japan
No, this is specifically barbituric acid itself. Let me correct: Pure barbituric acid used as precursor for synthesizing 5,5-diethylbarbituric acid (barbital). Classified under HTS 2933.52.1000 as the unsubstituted malonylurea meeting chapter 29 requirements for separate chemically defined compounds.
Duty Rate — Japan → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Document intended use as chemical intermediate to distinguish from finished pharmaceuticals
• Comply with DEA precursor chemical reporting requirements for barbiturate synthesis
• Ensure packaging prevents moisture absorption which affects reactivity